it's an archive of what that site tells:
https://quizlet.com/545008300/root-words-starting-with-a-flash-cards/

 A

a-
no, not, without, away from, negative; atheist

-a
noun ending; neuroma

ab-
away from, negative, absent; absence

abdomin/o
abdomen; abdominal

-able
capable of, able to; likeable

abort/o
premature expulsion of a nonviable fetus; abortion

abrad/o, abras/o
rub or scrape off; abrasion

abrupt/o
broken away from; abruptio placentae

abs-
away from; absence seizure

abscess/o
collection of pus, going away; abscess

absorpt/o; absorption
suck up, suck in (1)

-ac; cardiac
pertaining to (1)

acanth/o; acanthocephalan
spiny, thorny (1)

acetabul/o; acetabulum
acetabulum (hip socket) (1)

-acious; tenacious
characterized by (1)

acne/o; acne
point or peak (1)

acous/o, acoust/o; acoustic
hearing, sound (2)

acquir/o; acquired
get, obtain (1)

acr/o; acromegaly
extremeties (hands and feet), top, extreme point (1)

acromi/o; acromion process
acromion, point of shoulder blade (1)

actin/o; actin
light (1)

acu/o; acute
sharp, severe, sudden (1)

acuit/o, acut/o; acuity
sharp, sharpness (2)

acust/o, -acusia, -acusis; hyperacusia
hearing, sense of hearing (3)

ad-
toward, to, in the direction of

aden/o
gland

adenoid/o
adenoids

adhes/o
stick to, cling to

adip/o
fat

adnex/o
bound to

adren/o, adrenal/o
adrenal glands

aer/o
air, gas

aesthet/o
sensation, sense of perception

af-
toward, to

affect/o
exert influence on

agglutin/o
clumping, stick together

aggress/o
attack, step forward

-ago
abnormal condition, disease

agor/o
marketplace

-agra
excessive pain, seizure, attack of severe pain

-aise
comfort, ease

-al
pertaining to

alb/i, alb/o, albin/o
white

albumin/o
albumin, protein

alg/e, algi/o, alg/o, algesi/o
relationship to pain

-algesia, -algesic
painful, pain sense

-algia
pain, suffering, painful condition

align/o
bring into line or correct position

aliment/o
to nourish

all/o, all-
other, different from normal, reversal

alopec/o
baldness, mangy

alveol/o
alveolus, air sac, small sac

ambi-
both sides, around or about, double

ambly/o
dull, dim

ambul/o, ambulat/o
walk

ametr/o
out of proportion

-amine
nitrogen compound

amni/o
amnion, fetal membrane

amph-
around, on both sides, doubly

amput/o, amputato/o
cut away, cut off a part of the body

amyl/o
starch

an-
no, not, without

an-, ana-
up, apart, backward, excessive

an/o
anus, ring

-an
characteristic of, pertaining to

-ancy
state of

andr/o
male, masculine

aneurysm/o
aneurysm

angi/o
blood or lymph vessel

angin/o
angina, choking, strangling

anis/o
unequal

ankyl/o
crooked, bent, stiff

anomal/o
irregularity

ante-
before, in front of, forward

anter/o
before, front

anthrac/o
coal, coal dust

anti-
against

anxi/o, anxiet/o
anxiety, anxious, uneasy

aort/o
aorta

ap-
toward, to

-apheresis
removal

aphth/o
ulcer

apic/o
apex

ap-, apo-
separation, away from, opposed, detached

aplast/o
defective development, lack of development

aponeur/o
aponeurosis (type of tendon)

apoplect/o
a stroke

append/o, appendic/o
appendix

aqu/i, aqu/o, aque/o
water

-ar
pertaining to

arachn/o
spiderweb, spider

arc/o
bow, arc, or arch

-arche
beginning

areat/o
occurring in patches or circumscribed areas

areol/o
little open space

-aria
connected with

arrect/o
upright, lifted up, raised

arter/o, arteri/o
artery

arthr/o
joint

articul/o
joint

-ary
pertaining to

as-
toward, to

asbest/o
asbestos

-ase
enzyme

aspir/o, aspirat/o
to breathe in

asthen-, -asthenia
weakness, lack of strength

asthmat/o
gasping, choking

astr/o
star, star-shaped

at-
toward, to

atel/o
incomplete, imperfect

ather/o
plaque, fatty substance

athet/o
uncontrolled

-ation
state or action

atop/o
strange, out of place

atres/i
without an opening

atri/o
atrium

attenuat/o
diluted, weakened

aud-, audi/o, audit/o
ear, hearing, the sense of hearing

aur/i, aur/o
ear hearing

ausculat/a, austulat/o
listen

aut/o
self

-ax
noun ending

ax/o
axis, main stem

axill/o
armpit


 B

bacill/o
rod-shaped bacterium (plural, bacteria)

bacteri/o
bacteria (singular, bacterium)

balan/o
glans penis

bar/o
pressure, weight

bartholin/o
Bartholin's gland

bas/o
base, opposite of acid

bi-
twice, double, two

bifid/o
split, divided into two parts

bifurcat/o
divide or fork into two branches

bil/i
bile, gall

bilirubin/o
bilirubin

bin-
two

-blast
embryonic, immature, formative element

blephar/o
eyelid

borborygm/o
rumbling sound

brachi/o
arm

brachy-
short

brady-
slow

brev/i, brev/o
short

bronch/i, bronchi/o, bronch/o
bronchial tube, bronchus

bronchiol/o
bronchiole, bronchiolus

brux/o
grind

bucc/o
cheek

burs/o
bursa, sac of fluid near joint


 C

cadaver/o
dead body, corpse

calcane/o
calcaneus, heel bone

calc/i
calcium, lime, the heel

calci-, calc/o
calcium

calcul/o
stone, little stone

cali/o, calic/o
cup, calyx

call/i, callos/o
hard, hardened and thickened

calor/i
heat

canalicul/o
little canal or duct

canth/o
corner of the eye

capill/o
hair

capit/o
head

capn/o
carbon dioxide, sooty or smoky appearance

capsul/o
little box

carb/o
carbon

carbuncle/o
carbuncle

carcin/o
cancerous

cardi/o, card/o
heart

cari/o
rottenness, decay

carot/o
stupor, sleep

carp/o
wrist bones

cartilag/o
cartilage, gristle

caruncul/o
bit of flesh

cat-, cata-, cath-
down, lower, under

catabol/o
a breaking down

cathart/o
cleansing, purging

cathet/o
insert, send down

caud/o
lower part of body, tail

caus/o, caust/o
burning, burn

cauter/o, caut/o
heat, burn

cav/i, cav/o
hollow, cave

cavern/o
containing hollow spaces

cec/o
cecum

-cele
hernia, tumor, swelling

celi/o, cel/o
abdomen, belly

cement/o
cementum, a rough stone

cent-
hundred

-centesis
surgical puncture to remove fluid

cephal/o
head

cera-
wax

cerebell/o
cerebellum

cerebr/o
cerebrum, brain

cerumin/o
cerumen, earwax

cervic/o
neck, cervix (neck of uterus)

cheil/o
lip or lips

cheir/o
hand

chem./i, chem/o, chemic/o
drug, chemical

chir/o
hand

chlor/o
green

chlorhydr/o
hydrochloric acid

chol/e
bile, gall

cholangi/o
bile duct

colecyst/o
gallbladder

choledoch/o
common bile duct

cholesterol/o
cholesterol

chondr/i, chondr/o
cartilage

chord/o
spinal cord, cord

chori/o, chorion/o
chorion, membrane

choroid/o
choroid layer of the eye

chrom/o, chromat/o
color

chron/o
time

chym/o
to pour, juice

cib/o
meal

cicatric/o
scar

-cidal
pertaining to killing

-cide
causing death

cili/o
eyelashes, microscopic hair-like projections

cine-
relationship to movement

circ/i
ring or circle

circulat/o
circulate, go around in a circle

circum-
around, about

circumcis/o
cutting around

circumscrib/o
confined, limited in space

cirrh/o
orange-yellow, tawny

cis/o
cut

-clasis, -clast
break down

claudicat/o
limping

claustr/o
barrier

clav/i
key

clavicul/o, cleid/o
clavicle, collar bone

clitor/o
clitoris

-clonus
violent action

clus/o
shut or close

-clysis
irrigation, washing

co-
together, with

coagul/o, coagulat/o
clotting, coagulation

coarct/o, coarctat/o
press together, narrow

cocc/i, cocc/o, -coccus
spherical bacteria

coccyg/o
coccyx, tailbone

cochle/o
spiral, snail, snail shell

coher/o, cohes/o
cling, stick together

coit/o
coming together

col/o
colon, large intestine

coll/a
glue

colon/o
colon, large intestine

colp/o
vagina

column/o
pillar

com-
together, with

comat/o
deep sleep

comminut/o
break into pieces

communic/o
share, to make common

compatibil/o
sympathize with

con-
together, with

concav/o
hollow

concentr/o
condense, intensify, remove excess water

concept/o
become pregnant

conch/o
shell

concuss/o
shaken together, violently agitated

condyl/o
knuckle, knob

confus/o
confusion, disorder

coni/o
dust

conjunctiv/o
conjunctiva, joined together, connected

consci/o
aware, awareness

consolid/o
become firm or solid

constipat/o
pressed together, crowded together

constrict/o
draw tightly together

contact/o
touched, infected

contagi/o
infection, unclean, touching of something

contaminat/o
render unclean by contact, pollute

contine/o, continent/o
keep in, contain, hold back, restrain

contra-
against, counter, opposite

contracept/o
prevention of conception

contus/o
bruise

convalesc/o
recover, become strong

convex/o
arched, vaulted

convolut/o
coiled, twisted

convuls/o
pull together

copi/o
plentiful

copulat/o
joining together, linking

cor/o
pupil

cord/o
cord, spinal cord

cordi/o
heart

core/o
pupil

cori/o
skin, leather

corne/o
cornea

coron/o
coronary, crown

corp/u, corpor/o
body

corpuscul/o
little body

cort-
covering

cortic/o
cortex, outer region

cost/o
rib

cox/o
hip, hip joint

crani/o
skull

-crasia
a mixture or blending

creatin/o
creatinine

crepit/o, crepitat/o
crackling, rattling

crin/o, -crine
secrete

cris/o, critic/o
turning point

-crit
to separate

cry/o
cold

crypt/o
hidden

cubit/o
elbow

culd/o
cul-de-sac, blind pouch

cult/o
cultivate

-cusis
hearing

cusp/i
point, pointed flap

cutane/o
skin

cyan/o
blue

cycl/o
ciliary body of eye, cycle

-cyesis
pregnancy

cyst-, -cyst
bladder, bag

cyst/o
urinary bladder, cyst, sac of fluid

cyt/o, -cyte
cell

-cytic
pertaining to a cell

-cytosis
condition of cells


 D

dacry/o
tear, lacrimal duct (tear duct)

dacrycyst/o
lacrimal sac (tear sac)

dactyl/o
fingers, toes

de-
down, lack of, form, not, removal

debrid/e
open a wound

deca-, deci-
ten, tenth

decidu/o
shedding, falling off

decubit/o
lying down

defec/o, defecat/o
free from waste, clear

defer/o
carrying down or out

degenerat/o
gradual impairment, breakdown, diminished function

deglutit/o
swallow

deliri/o
wandering in the mind

delt/o
Greek letter delta, triangular shape

delus/o
delude, mock, cheat

-dema
swelling (fluid)

dem/i, dem/o
people, population

demi-
half

dendr/o
branching, resembling a tree

dent/i, dent/o
tooth, teeth

depilate/o
hair removal

depress/o
press down, lower, pressed or sunk down

dermat/o, derm/o
skin

desic/o
drying

-desis
to bind, tie together

deteriorat/o
worsening or gradual impairment

dextr/o
right side

di-
twice, twofold, double

dia-
through, between, apart, complete

diaphor/o
sweat

diaphragmat/o
diaphragm, wall across

diastole/o
standing apart, expansion

didym/o
testes, twins, double

diffus/o
pour out, spread apart

digest/o
divide, distribute

digit/o
finger or toe

dilat/o, dilatat/o
spread out, expand

-dilation
widening, stretching, expanding

dilut/o
dissolve, separate

dipther/o
membrane

dipl/o
double

dips/o, -dipsia
thirst

dis-
negative, apart, absence of

dislocat/o
displacement

dissect/o
cutting apart

disseminat/o
widely scattered

dist/o
far

distend/o, distent/o
stretch apart, expand

diur/o, diuret/o
tending to increase urine output

divert/i
turning aside

domin/o
controlling, ruling

don/o
give

dors/i, dors/o
back of body

-dote
what is given

-drome
to run, running

-duct
opening

duct/o
to lead, carry

duoden/i, duoden/o
duodenum, first part of small intestine

-dural
pertaining to dura matter

-dynia
pain

dys-
bad, difficult, painful


 E

e-
out of, from

-e
noun ending

-eal
pertaining to

ec-
out, outside

ecchym/o
pouring out of juice

ech/o
sound

eclamps/o, eclampt/o
flashing or shining forth

ectasia, -ectasis
stretching, dilation, enlargement

ecto-
out, outside

-ectomy
surgical removal, cutting out, excision

-ectopy
displacement

eczemat/o
eruption

-edema
swelling

edem-, edemat/o
swelling, fluid, tumor

edentul/o
without teeth

ef-
out

effect/o
bring about a response, activate

effus/o
pouring out

ejaculat/o
throw or hurl out

electr/o
electricity, electric

eliminat/o
expel from the body

em-
in

emaciat/o
wasted by disease

embol/o
something inserted or thrown in

embry/o
fertilized ovum, embryo

-emesis
vomiting

emet/o
vomit

-emia
blood, blood condition

emmetr/o
in proper measure

emolli/o
make soft, soften

en-
in, within, into

encephal/o
brain

end-, endo-
in, within, inside

endocrin/o
secrete within

enem/o
end in, inject

enter/o
small intestine

ento-
within

epi-
above, upon, on

epidemi/o
among the people, an epidemic

epididym/o
epididymis

epiglott/o
epiglottis

episi/o
vulva

epithel/i, epitheli/o
epithelium

equin/o
pertaining to a horse

-er
one who

erect/o
upright

erg/o, -ergy
work

erot/o
sexual love

eruct/o, eructat/o
belch forth

erupt/o
break out, burst forth

erythem/o, erythemat/o
flushed, redness

erythr/o
red

es-
out of, outside, away from

-esis
abnormal condition, disease

eso-
inward

esophag/o
esophagus

-esthesia, esthesi/o
sensation, feeling

esthet/o
feeling, nervous sensation, sense of perception

estr/o
female

ethm/o
sieve

eti/o
cause

eu-
good, normal, well, easy

-eurysm
widening

evacu/o, evacuat/o
empty out

ex-
out of, outside, away from

exacerbat/o
aggravate, irritate

exanthemat/o
rash

excis/o
cutting out

excori/o, excoriat/o
abrade or scratch

excret/o
separate, discharge

excruciat/o
intense pain, agony

exhal/o, exhalat/o
breathe out

exo-
out of, outside, away from

exocrin/o
secrete out of

expector/o
cough up

expir/o, expirat/o
breathe out

exstroph/o
turned or twisted out

extern/o
outside, outer

extra-
on the outside, beyond, outside

extreme/o, extremit/o
extremity, outermost

extrins/o
from the outside, contained outside

exud/o, exudat/o
to sweat out


 F

faci/o
face, form

-facient
making, producing

fasci/o
fascia, fibrous band

fascicul/o
little bundle

fatal/o
pertaining to fate, death

fauc/i
narrow pass, throat

febr/i
fever

fec/i, fec/o
dregs, sediment, waste

femor/o
femur, thigh bone

fenestr/a
window

fer/o
bear, carry

-ferent
carrying

-ferous
bearing, carrying, producing

fertil/o
fertile, fruitful, productive

fet/i, fet/o
fetus, unborn child

fibr/o
fibrous tissue, fiber

fibrill/o
muscular twitching

fibrin/o
fibrin, fibers, threads of a clot

fibros/o
fibrous connective tissue

fibul/o
fibula

-fic, fic/o
making, producing, forming

-fication
process of making

-fida
split

filtr/o, filtrat/o
filter, to strain through

fimbri/o
fringe

fiss.o, fissur/o
crack, split, cleft

fistul/o
tube or pipe

flat/o
flatus, breaking wind, rectal gas

flex/o
bend

flu/o
flow

fluor/o
glowing, luminous

foc/o
focus point

foll/i
bag, sac

follicul/o
follicle, small sac

foramin/o
opening, foramen

fore-
before, in front of

-form, form/o
resembling, in the shape of

fove/o
pit

fract/o
break, broken

frigid/o
cold

front/o
forehead, brow

-fuge
to drive away

funct/o, function/o
perform, function

fund/o
bottom, base, ground

fung/i
fungus

furc/o
forking, branching

furuncul/o
furunculus, a boil, an infection

-fusion
pour


 G

galact/o
milk

gamet/o
wife or husband, egg or sperm

gangli/o, ganglion/o
ganglion

gangren/o
eating sore, gangrene

gastr/o
stomach, belly

gastrocnemi/o
gastrocnemius, calf muscle

gemin/o
twin, double

gen-, gen/o, -gen
producing, forming

-gene
production, origin, formation

-genic, -genesis
creation, reproduction

genit/o
produced by, birth, reproductive organs

-genous
producing

ger/i
old age

germin/o
bud, sprout, germ

geront/o
old age

gest/o, gestat/o
bear, carry young or offspring

gigant/o
giant, very large

gingiv/o
gingival tissue, gums

glauc/o
gray

glen/o
socket or pit

gli/o
neurologic tissue, supportive tissue of nervous system

globin/o, -globulin
protein

globul/o
little balls

glomerul/o
glomerulus

glott/i, glott/o
back of the tongue

gluc/o
glucose, sugar

glute/o
buttocks

glyc/o, glycos/o
glucose, sugar

glycer/o
sweet

glycogen/o
glycogen, animal starch

-gnosia
knowledge, to know

-gog, -gogue
make flow

goitr/o
goiter, enlargement of the thyroid gland

gon/e, gon/o
seed

gonad/o
gonad, sex glands

goni/o
angle

grad/i
move, go, step, walk

-gram
a picture or record

granul/o
granule(s)

-graph
a picture or record, machine for recording

-graphy
the process of producing a picture or record

gravid/o
pregnancy

-gravida
pregnant

gynec/o
woman, female

gyr/o
turning, folding


 H

hal/o, halit/o
breath

hallucin/o
hallucination, to wander in the mind

hem/e
deep red iron-containing pigment

hem/o, hemat/o
blood, relating to the blood

hemi-
half

hemoglobin/o
hemoglobin

hepat/o
liver

hered/o, heredit/o
inherited, inheritance

herni/o
hernia

herpet/o
creeping

-hexia
habit

hiat/o
opening

hidr/o
sweat

hirsut/o
hairy, rough

hist/o, histi/o
tissue

holo-
all

hom/o
same, like, alike

home/o
sameness, unchanging, constant

hormon/o
hormone

humer/o
humerus (upper arm bone)

hydr/o, hydra-
relating to water

hygien/o
healthy

hymen/o
a membrane, hymen

hyper-
excessive, increased

hyp-
deficient, decreased

hypn/o
sleep

hypo-
deficient, decreased

hyster/o
uterus


 I

-ia
abnormal condition, disease, plural of -ium

-ial
pertaining to

-ian
specialist

-iasis
abnormal condition, disease

iatr/o
physician, treatment

-iatrics
field of medicine, healing

-iatrist
specialist

-iatry
field of medicine

-ible
capable of, able to

-ic
pertaining to

ichthy/o
dry, scaly

-ician
specialist

icter/o
jaundice

idi/o
peculiar to the individual or organ, one, distinct

-ifernous
bearing, carrying, producing

-ific
making, producing

-iform
shaped or formed like, resembling

-igo
attack, diseased condition

-ile
capable of

ile/o
ileum, small intestine

ili/o
ilium, hip bone

illusi/o
deception

im-
not

immun/o
immune, protection, safe

impact/o
pushed against, wedged against, packed

impress/o
pressing into

impuls/o
pressure or pushing force, drive, urging on

in-
in, into, not, without

incis/o
cutting into

incubat/o
incubation, hatching

indurat/o
hardened

-ine
pertaining to

infarct/o
filled in, stuffed

infect/o
infected, tainted

infer/o
below, beneath

infest/o
attack, assail, molest

inflammat/o
flame within, set on fire

infra-
below, beneath, inferior to

infundibul/o
funnel

ingest/o
carry or pour in

inguin/o
groin

inhal/o, inhalat/o
breathe in

inject/o
to force or throw in

innominat/o
unnamed, nameless

inocul/o
implant, introduce

insipid/o
tasteless

inspir/o, inspirat/o
breathe in

insul/o
island

insulin/o
insulin

intact/o
untouched, whole

inter-
between, among

intermitt/o
not continuous

intern/o
within, inner

interstiti/o
the space between things

intestin/o
intestine

intim/o
innermost

intoxic/o
put poison in

intra-
within, inside

intrins/o
contained within

intro-
within, into, inside

introit/o
entrance or passage

intussuscept/o
take up or receive within

involut/o
rolled up, curled inward

iod/o
Iodine

-ion
action, process, state or condition

ion/o
ion, to wander

-ior
pertaining to

ipsi-
same

ir-
in

-is
noun ending

ir/i, ir/o, irid/o, irit/o
iris, colored part of eye

is/o
same, equal

isch/o
to hold back

ischi/o
ischium

-ism
condition, state of

iso-
equal

-ist
a person who practices, specialist

-isy
noun ending

-itis
inflammation

-ium
structure, tissue

-ive
performs, tends toward

-ize
to make, to treat


 J

jejun/o
jejunum

jugul/o
throat

juxta-
beside, near, nearby


 K

kary/o
nucleus, nut

kata-, kath-
down

kel/o
growth, tumor

kerat/o
horny, hard, cornea

ket/o, keton/o
ketones, acetones

kines/o, kinesi/o, -kinesia
movement

-kinesis
motion

klept/o
to steal

koil/o
hollow or concave

kraur/o
dry

kyph/o
bent, hump


 L

labi/o
lip

labyrinth/o
maze, labyrinth, the inner ear

lacer/o, lacerat/o
torn, mangled

lacrim/o
tear, tear duct, lacrimal duct

lact/i, lact/o
milk

lactat/o
secrete milk

lamin/o
lamina

lapar/o
abdomen, abdominal wall

laps/o
slip, fall, slide

-lapse
to slide, fall, sag

laryng/o
larynx, throat

lat/i, lat/o
broad

later/o
side

lav/o, lavat/o
wash, bathe

lax/o, laxat/o
loosen, relax

leiomy/o
smooth (visceral) muscle

lent/i
the lens of the eye

lenticul/o
shaped like a lens, pertaining to a lens

-lepsy
seizure

lept/o
thin, slender

-leptic
to seize, take hold of

lepto-
small, soft

letharg/o
drowsiness, oblivion

leuk/o
white

lev/o, levat/o
raise, lift up

lex/o, -lexia
word, phrase

libid/o, libidin/o
sexual drive, desire, passion

ligament/o
ligament

ligat/o
binding or tying off

lingu/o
tongue

lipid/o, lip/o
fat, lipid

-listhesis
slipping

lith/o, -lith
stone, calculus

-lithiasis
presence of stones

lob/i, lob/o
lobe, well-defined part of an organ

loc/o
place

loch/i
childbirth, confinement

-logy
study of

longev/o
long-lived, long life

lord/o
curve, swayback, bent

lumb/o
lower back, loin

lumin/o
light

lup/i, lup/o
wolf

lute/o
yellow

lux/o
to slide

lymph/o
lymph, lymphatic tissue

lymphaden/o
lymph node or gland

lymphangi/o
lymph vessel

-lysis
breakdown, separation, setting free, destruction, loosening

-lyst
agent that causes lysis or loosening

-lytic
to reduce, destroy


 M

macro-
large, abnormal size or length, long

macul/o
spot

magn/o
great, large

major/o
larger

mal-
bad, poor, evil

-malacia
abnormal softening

malign/o
bad, evil

malle/o
malleus, hammer

malleol/o
malleolus, little hammer

mamm/o
breast

man/i
madness, rage

man/i, man/o
hand

mandibul/o
mandible, lower jaw

-mania
obsessive preoccupation

manipul/o
use of hands

manubri/o
handle

masset/o
chew

mast/o
breast

mastic/o, masticat/o
chew

mastoid/o
mastoid process

matern/o
maternal, of a mother

matur/o
ripe

maxill/o
maxilla (upper jaw)

maxim/o
largest, greatest

meat/o
opening or passageway

medi/o
middle

mediastin/o
mediastinum, middle

medic/o
medicine, physician, healing

medicat/o
medication, healing

medull/o
medulla (inner section), middle, soft, marrow

mega-, megal/o
large, great

-megaly
enlargement

mei/o
less, meiosis

melan/o
black, dark

mellit/o
honey, honeyed

membran/o
membrane, thin skin

men/o
menstruation, menses

mening/o, meningi/o
membranes, meinges

menisc/o
meniscus, crescent

mens/o
menstruate, menstruation, menses

menstru/o, menstruat/o
occurring monthly

ment/o
mind, chin

mes-
middle

mesenter/o
mesentery

mesi/o
middle, median plane

meso-
middle

meta-
change, beyond, subsequent to, behind, after or next

metabol/o
change

metacarp/o
metacarpals, bones of the hand

metatars/o
bones of the foot between the tarsus and toes

-meter
measure, instrument used to measure

metr/i, metr/o, metri/o
uterus

-metrist
one who measures

-metry
to measure

micr/o, micro-
small

mictur/o, micturit/o
urinate

mid-
middle

midsagitt/o
from front to back, at the middle

milli-
one-thousandth

-mimetic
mimic, copy

mineral/o
mineral

minim/o
smallest, least

minor/o
smaller

mio-
smaller, less

-mission
to send

mit/o
a thread

mitr/o
a miter, having two points on top

mobil/o
capable of moving

monil/i
string of beads, genus of parasitic mold or fungus

mono-
one, single

morbid/o
disease, sickness

moribund/o
dying

morph/o
shape, form

mort/i, mort/o, mort/u
death, dead

mortal/i
pertaining to death, subject to death

mot/o, motil/o
motion, movement

mu/o
close, shut

muc/o, mucos/o
mucus

multi-
many, much

muscul/o
muscle

mut/a
genetic change

mut/o
unable to speak, inarticulate

mutagen/o
causing genetic change

my/o
muscle

myc/e, myc/o
fungus

mydri/o
wide

mydrias/o
dilation of the pupil

myel/o
spinal cord, bone marrow

myocardi/o
myocardium, heart muscle

myom/o
muscle tumor

myos/o
muscle

myring/o
tympanic membrane, eardrum

myx/o, myxa-
mucus


 N

nar/i
nostril

narc/o
numbness, stupor

nas/i, nas/o
nose

nat/i
birth

natr/o
Sodium

nause/o
nausea, seasickness

necr/o
death

-necrosis
tissue death

neo-, ne/o
new, strange

nephr/o
kidney

nerv/o, neur/i, neur/o
nerve, nerve tissue

neurtr/o
neither, neutral

nev/o
birthmark, mole

nid/o
next

niter-, nitro-
nitrogen

noct/i
night

nod/o
knot, swelling

nodul/o
little knot

nom/o
law, control

non-
no

nor-
chemical compound

norm/o
normal or usual

nuch/o
the nape

nucle/o
nucleus

nucleol/o
little nucleus, nucleolus

nulli-
none

numer/o
number, count

nunci/o
messenger

nutri/o, nutrit/o
nourishment, food, nourish, feed

nyct/o, nyctal/o
night


 O

ob-
against

obes/o
obese, extremely fat

obliqu/o
slanted, sideways

oblongat/o
oblong, elongated

obstetr/i, obstetr/o
midwife, one who stands to receive

occipit/o
back of the skull, occiput

occlud/o, occlus/o
shut, close up

occult/o
hidden, concealed

ocul/o
eye

odont/o
tooth

-oid
like, resembling

-ole
little, small

olfact/o
smell, sense of smell

olig/o
scanty, few

-ologist
specialist

-ology
the science or study of

-oma
tumor, neoplasm

om/o
shoulder

oment/o
omentum, fat

omphal/o
umbilical cord, the navel

onc/o
tumor

-one
hormone

onych/o
fingernail or toenail

o/o, oo/o
egg

oophor/o
ovary

opac/o, opacit/o
shaded, dark, impenetrable to light

-opaque
obscure

oper/o, operat/o
perform, operate, work

opercul/o
cover or lid

opthalm/o
eye, vision

-opia
vision, condition

opisth/o
backward

-opsia, -opsis, -opsy
vision, view of

opt/i, opt/o, optic/o
eye, vision

or/o
mouth, oral cavity

orbit/o
orbit, bony cavity or socket

orch/o, orchid/o, orchi/o
testicles, testis, testes

-orexia
appetite

organ/o
organ

orgasm/o
swell, be excited

orth/o
straight, normal, correct

-ory
pertaining to

os-
mouth, bone

-ose
full of, pertaining to, sugar

-osis
abnormal condition, disease

osm/o
pushing, thrusting

-osmia
smell, odor

oss/e, oss/i
bone

-ostomy
the surgical creation of an artificial opening to the body surface

-ostosis
condition of bone

ot/o
ear, hearing

-otia
ear condition

-otomy
cutting, surgical incision

ov/i, ov/o
egg, ovum

ovari/o
ovary

ovul/o
egg

ox/i, ox/o, ox/y
oxygen

-oxia
oxygen condition

oxid/o
containing oxygen

oxy/o
the presence of oxygen in a compound


 P

pachy-
heavy, thick

palat/o
palate, roof of mouth

pall/o, pallid/o
pale, lacking or drained of color

palliat/o
cloaked, hidden

palpat/o
touch, feel, stroke

palpebr/o
eyelid

palpit/o
throbbing, quivering

pan-
all, entire, every

pancreat/o
pancreas

papill/i, papill/o
nipple-like

papul/o
pimple

par-, para-
beside, near, beyond, abnormal, apart from, opposite, along side of

par/o
to bear, bring forth, labor

-para
to give birth

paralys/o, paralyt/o
disable

parasit/o
parasite

parathyroid/o
parathyroid glands

pares/i
to disable

-paresis
partial or incomplete paralysis

paret/o
to diable

-pareunia
sexual intercourse

pariet/o
wall

parotid/o
parotid gland

-parous
having borne one or more children

paroxysm/o
sudden attack

-partum, parturit/o
childbirth, labor

patell/a, patell/o
patella, kneecap

path/o, -pathy
disease, suffering, feeling, emotion

paus/o
cessation, stopping

-pause
stopping

pector/o
chest

ped/o
child, foot

pedi/a
child

pedicul/o
louse (singular), lice (plural)

pelv/i, pelv/o
pelvic bone, pelvic cavity, hip

pen/i
penis

pend/o
to hang

-penia
deficiency, lack, too few

peps/i, -pepsia, pept/o
digest, digestion

per-
excessive, through

percept/o
become aware, perceive

percuss/o
strike, tap, beat

peri-
surrounding, around

perine/o
perineum

peristals/o, peristalt/o
constrict around

peritone/o
peritoneum

perme/o
to pass or go through

pernici/o
destructive, harmful

perone/o
fibula

perspir/o
perspiration

pertuss/i
intensive cough

petechi/o
skin spot

-pexy
surgical fixation

phac/o
lens of the eye

phag/o
eat, swallow

-phage
eat, swallow

-phagia
eating, swallowing

phak/o
lens of eye

phalang/o
phalanges, finger and toe

phall/i, phill/o
penis

pharmac/o, pharmaceut/o
drug

pharyng/o
throat, pharynx

phas/o
speech

-phasia
speak or speech

phe/o
dusky

pher/o
to bear or carry

-pheresis
removal

phil/o, -phil, -philia
attraction to, like, love

phleb/o
vein

phlegm/o
thick mucus

phob/o, -phobia
abnormal fear

phon/o, -phonia
sound, voice

phor/o
carry, bear, movement

-phoresis
carrying, transmission

-phoria
to bear, carry, feeling, mental state

phot/o
light

phren/o
diaphragm, mind

-phthisis
wasting away

-phylactic
protective, preventive

-phylaxis
protection

physi/o, physic/o
nature, physical

-physis
to grow

phyt/o, -phyte
plant

pigment/o
pigment, color

pil/i, pil/o
hair

pineal/o
pineal gland

pinn/i
external ear, auricle

pituit/o, pituitar/o
pituitary gland

plac/o
flat plate or patch

placent/o
placenta, round flat cake

plak/o, -plakia
plaque, plate, thin flat layer or scale

plan/o
flat

plant/i, plant/o
sole of foot

plas/i, plas/o, -plasia
development, growth, formation

-plasm
formative material of cells

plasm/o
something molded or formed

-plastic
pertaining to formation

-plasty
surgical repair

ple/o
more, many

-plegia
paralysis, stroke

-plegic
one affected with paralysis

pleur/o
pleura, side of the body

plex/o
plexus, network

plic/o
fold or ridge

pne/o
breath, breathing

-pnea
breathing

-pneic
pertaining to breathing

pneum/o, pneumon/o
lungs, air

pod/o
foot

-poiesis
formation, to make

pol/o
extreme

poli/o
gray matter of brain and spinal cord

pollic/o
thumb

poly-
many

polyp/o
polyp, small growth

pont/o
pons (a part of the brain), bridge

poplit/o
back of the knee

por/o
pore, small opening

-porosis
lessening in density, porous condition

port/i
gate, door

post-
after, behind

poster/o
behind, toward the back

potent/o
powerful

pract/i, practic/o
practice, pursue an occupation

prandi/o, -prandial
meal

-praxia
action, condition concerning the performance of movements

-praxis
act, activity, practice use

pre-
before, in front of

precoc/i
early, premature

pregn/o
pregnant, full of

prematur/o
too early, untimely

preputi/o
foreskin, prepuce

presby/o
old age

press/o
press, draw

priap/o
penis

primi/o
first

pro-
before, in behalf of

process/o
going forth

procreat/o
reproduce

proct/o
anus and rectum

prodrom/o
running ahead, precursor

product/o
lead forward, yield, produce

prolaps/o
fall downward, slide forward

prolifer/o
reproduce, bear offspring

pron/o, pronat/o
bent forward

pros-
before

prostat/o
prostate gland

prosth/o, prosthet/o
addition, appendage

prot/o, prote/o
first

protein/o
protein

proxim/o
near

prurit/o
itching

pseud/o
false

psor/i, psor/o
itch, itching

psych/o
mind

-ptosis
droop, sag, prolapse, fall

-ptyal/o
saliva

-ptysis
spitting

pub/o
pubis, part of hip bone

pubert/o
ripe age, adult

pudend/o
pudendum

puerper/i
childbearing, labor

pulm/o, pulmon/o
lung

pulpos/o
fleshy, pulpy

puls/o
beat, beating, striking

punct/o
sting, prick, puncture

pupill/o
pupil

pur/o
pus

purpur/o
purple

purul/o
pus-filled

pustul/o
infected pimple

py/o
pus

pyel/o
renal pelvis, bowl of kidney

pylor/o
pylorus, pyloric sphincter

pyr/o, pyret/o
fever, fire


 Q

quadr/i, quadr/o
four


 R

rabi/o
madness, rage

rachi/o
spinal column, vertebrae

radi/o
radiation, x-rays, radius (lateral lower arm bone)

radiat/o
giving off rays or radiant energy

radicul/o
nerve root

raph/o
seam, suture

re-
back, again

recept/o
receive, receiver

recipi/o
receive, take to oneself

rect/o
rectum, straight

recticul/o
network

recuperat/o
recover, regain health

reduct/o
bring back together

refract/o
bend back, turn aside

regurgit/o
flood or gush back

remiss/o
give up, let go, relax

ren/o
kidney

restor/o
rebuild, put back, restore

resuscit/o
revive

retent/o
hold back

reticul/o
network

retin/o
retina, net

retract/o
to draw back or in

retro-
behind, backward, back of

rhabd/o
rod, rod-shaped

rhabdomy/o
striated muscle

rheum/o, rheumat/o
watery flow, subject to flow

rhin/o
nose

rhiz/o
root

rhonc/o
snore, snoring

rhythm/o
rhythm

rhytid/o
wrinkle

rigid/o
stiff

ris/o
laugh

rotat/o
rotate, revolve

-rrhage, -rrhagia
bleeding, abnormal excessive fluid discharge

-rrhaphy
surgical suturing

-rrhea
flow or discharge

-rrhexis
rupture

rube-
red

rug/o
wrinkle, fold


 S

sacc/i, sacc/o
sac

sacchar/o
sugar

sacr/o
sacrum

saliv/o
saliva

salping/o
uterine (fallopian) tube, auditory (eustachian) tube

-salpinx
uterine (fallopian) tube

san/o
sound, healthy, sane

sangu/i, sanguin/o
blood

sanit/o
soundness, health

saphen/o
clear, apparent, manifest

sapr/o
decaying, rotten

sarc/o
flesh, connective tissue

scalp/o
carve, scrape

scapul/o
scapula, shoulder blade

schiz/o
division, split

scirrh/o
hard

scler/o
sclera, white of eye, hard

-sclerosis
abnormal hardening

scoli/o
curved, bent

-scope
instrument for visual examination

-scopic
pertaining to visual examination

-scopy
visual examination

scot/o
darkness

scrib/o, script/o
write

scrot/o
bag or pouch

seb/o
sebum

secret/o
produce, separate out

sect/o, secti/o
cut, cutting

segment/o
pieces

sell/o
saddle

semi-
half

semin/i
semen, seed, sperm

sen/i
old

senesc/o
grow old

senil/o
old age

sens/i
feeling, sensation

sensitiv/o
sensitive to, affected by

seps/o
infection

sept/o
infection, partition

ser/o
serum

seros/o
serous

sial/o
saliva

sialaden/o
salivary gland

sigm/o
Greek letter sigma

sigmoid/o
sigmoid colon

silic/o
glass

sin/o, sin/u
hollow, sinus

sinistr/o
left, left side

sinus/o
sinus

-sis
abnormal condition, disease

sit/u
place

skelet/o
skeleton

soci/o
companion, fellow being

-sol
solution

solut/o, solv/o
loosened, dissolved

soma-, somat/o
body

somn/i, somn/o
sleep

son/o
sound

sopor/o
sleep

spad/o
draw off, draw

-spasm, spasmod/o
sudden involuntary contraction, tightening, or cramping

spec/i
look at, a kind or sort

specul/o
mirror

sperm/o, spermat/o
sperm, spermatozoa, seed

sphen/o
sphenoid bone, wedge

spher/o
round, sphere, ball

sphincter/o
tight band

sphygm/o
pulse

spin/o
spine, backbone

spir/o
to breathe

spirill/o
little coil

spirochet/o
coiled microorganism

splen/o
spleen

spondyl/o
vertebrae, vertebral column, backbone

spontane/o
unexplained, of one's own accord

spor/o
seed, spore

sput/o
sputum, spit

squam/o
scale

-stalsis
contraction, constriction

staped/o, stapedi/o
stapes (middle ear bone)

staphyl/o
clusters, bunch of grapes

-stasis, -static
control, maintenance of a constant level

streat/o
fat, lipid, sebum

sten/o
narrowing, contracted

-stenosis
abnormal narrowing

ster/o
solid structure

stere/o
solid, three-dimensional

steril/i
sterile

stern/o
sternum, the breast bone

steth/o
chest

-sthenia
strength

stimul/o
groad, prick, incite

stol/o
send or place

stom/o, stomat/o
mouth, oral cavity

-stomosis, -stomy
furnish with a mouth or outlet, new opening

strab/i
squint, squint-eyed

strat/i
layer

strept/o
twisted chain

striat/o
stripe, furrow, groove

stric-
narrowing

strict/o
draw tightly together, bind or tie

strid/o
harsh sound

stup/e
benumbed, stunned

styl/o
pen, pointed instrument

sub-
under, less, below

sublaxat/o
partial dislocation

sucr/o
sugar

sudor/i
sweat

suffoc/o, suffocat/o
choke, strangle

sulc/o
furrow, groove

super-, super/o
above, excessive, higher than

superflu/o
overflowing, excessive

supin/o
lying on the back

supinat/o
bend backward, place on the back

suppress/o
press down

suppur/o, suppurate/o
to form pus

supra-
above, upper, excessive

supraren/o
above or one the kidney, suprarenal gland

-surgery
operative procedure

sutur/o
stitch, seam

sym-
with, together, joined together

symptomat/o
falling together, symptom

syn-
together, with, union, association

synaps/o, synapt/o
point of contact

syncop/o
to cut short, cut off

-syndesis
surgical fixation of vertebrae

syndrom/o
running together

synovi/o, synov/o
synovial membrane, synovial fluid

syphil/i, syphil/o
syphilis

syring/o
tube

system/o, systemat/o
body system

systol/o
contraction


 T

tachy-
fast, rapid

tact/i
touch

talip/o
foot and ankle deformity

tars/o
tarsals (ankle bones), instep, edge of the eyelid

tax/o
coordination, order

techn/o, techni/o
skill

tectori/o
covering, rooflike

tele/o
distant, far

tempor/o
temporal bone, temple

ten/o, tend/o
tendon, stretch out, extend, strain

termin/o
end, limit

test/i, test/o
testicle, testis

tetan/o
rigid, tense

tetra-
four

thalam/o
thalamus, inner room

thanas/o, thanat/o
death

the/o
put, place

thec/o
sheath

thel/o
nipple

therap/o, therapeut/o
treatment

therm/o
heat

thio-
Sulfur

thora/o, thorac/o
chest

-thorax
chest, pleural cavity

thromb/o
thymus gland

-thymia
a state of mind

-thymic
pertaining to the mind, relating to the thymus gland

thyr/o, thyroid/o
thyroid gland

tibi/o
tibia (shin bone)

-tic
pertaining to

tine/o
gnawing worm, ringworm

tinnit/o
ringing, buzzing, tinkling

-tion
process, state or quality of

toc/o, -tocia, -tocin
labor, birth

tom/o
cut, section, slice

-tome
instrument to cut

-tomy
process of cutting

ton/o
tension, tone, stretching

tone/o
to stretch

tonsill/o
tonsil, throat

top/o
place, position, location

tors/o
twist, rotate

tort/i
twisted

tox/o, toxic/o
poison, poisonous

trabecul/o
little beam marked with cross bars or beams

trache/i, trache/o
trachea, windpipe

trachel-
neck

tract/o
draw, pull, path, bundle of nerve fibers

tranquil/o
quiet, calm, tranquil

trans-
across, through

transfus/o
pour across, transfer

transit/o
changing

transvers/o
across, crosswise

traumat/o
injury

trem/o
shaking, trembling

tremul/o
fine tremor or shaking

treponem/o
coiled, turning microbe

tri-
three

trich/o
hair

trigon/o
trigone

-tripsy
to crush

-trite
instrument for crushing

trop/o, -tropia
turn, change

troph/o, -trophy
development, nourishment

-tropic
having an affinity for

-tropin
to stimulate, act on

tub/i, tub/o
tube, pipe

tubercul/o
little knot, swelling

tunic/o
covering, cloak, sheath

turbinat/o
coiled, spiral shaped

tuss/i
cough

tympan/o
tympanic membrane, eardrum

-type
classification, picture


 U

-ula
small, little

-ule
small one

ulcer/o
sore, ulcer

uln/o
ulna (medial lower arm bone)

ultra-
beyond, excess

-um
singular noun ending

umbilic/o
navel

un-
not

ungu/o
nail

uni-
one

ur/o
urine, urinary tract

-uresis
urination

ureter/o
ureter

urethr/o
urethra

urg/o
press, push

-uria
urination, urine

urin/o
urine or urinary organs

urtic/o
nettle, rash, hives

-us
thing, singular noun ending

uter/i, uter/o
uterus

uve/o
iris, choroid, ciliary body, uveal tract

uvul/o
uvula, little grape


 V

vaccin/i, vaccin/o
vaccine

vacu/o
empty

vag/o
vagus nerve, wandering

vagin/o
vagina

valg/o
bent or twisted outward

valv/o, valvul/o
valve

var/o
bent or twisted inward

varic/o
varicose veins, swollen or dilated vein

vas/o
vas deferens, vessel

vascul/o
blood vessel, little vessel

vast/o
vast, green, extensive

vect/o
carry, convey

ven/o
vein

vener/o
sexual intercourse

venter-
abdomen

ventilat/o
expose to air, fan

ventr/o
in front, belly side of body

ventricul/o
ventricle of brain or heart, small chamber

venul/o
venule, small vein

verg/o
twist, incline

verm/i
worm

verruc/o
wart

-verse, -version
to turn

vers/o, vert/o
turn

vertebr/o
vertebra, backbone

vertig/o, vertigin/o
whirling round

vesic/o
urinary bladder

vesicul/o
seminal vesicle, blister, little bladder

vestibul/o
entrance, vestibule

vi/o
force

vill/i
shaggy hair, tuft of hair

vir/o
poison, virus

virill/o
masculine, manly

vis/o
seeing, sight

visc/o
sticky

viscer/o
viscera, internal organ

viscos/o
sticky

vit/a, vit/o
life

viti/o
blemish, defect

vitre/o
glassy, made of glass

voc/i
voice

vol/o
palm or sole

volv/o
roll, turn

vulgar/i
common

vulv/o
vulva, covering


 X

xanth/o
yellow

xen/o
strange, foreign

xer/o
dry

xiph/i, xiph/o
sword


 Y

-y
noun ending


 Z

zo/o
animal life

zygomat/o
cheek bone, yoke

zygot/o
joined together





The End of the secret level.