Medical terminology

a- (an- before vowel or h)

not, without, lacking, deficient

anti- (ant-)

against, opposed to, preventing, relieving

di- (dis-)

two, double

dys-

difficult, painful, defective, abnormal

ec- (ex- before a vowel)

out of, away from

ecto- (ect-)

outside of

en- (em-)

in, into, within

endo-, ento-, (end-, ent- before vowel)

within

epi- (ep-)

over, above

exo-

outside

hemi-

half, partial, one side of body

hypo- (hyp-)

under, below normal, deficient

mono- (mon-)

one, single

peri-

around, surrounding

syn- (sym-)

together, joined

-a

state, condition

-ac

pertainning to, located in

-ia

state, condition

-iac

person afflicted with

-iasis

disease, abnormal condition, abnormal presence of

-ic

pertaining to, located in

-in, -ine

form names of substances

-ist

a person interested in

-itic

pertaining to, pertaining to inflammation

-itis, -itides

inflammation

-ium

membrane, connective tissue

-ma

abnormal or diseased condition

-osis

abnormal or diseased conidition

-otic

pertaining to

-sia

state, condition

-sis

state, condition, process

-tic

pertaining to (may indicate a drug or agent)

-y

state, condition, process

ACANTH-

thorn, spine

ALG-

pain

ALGES-

sensitivity to pain

ALL-

other, difference from

ANGI-

(blood) vessel, duct

ARTHERI-

artery

ARTHR-

joint

BI-

life

BRADY-

slow

CARDI-

heart

CEPHAL-

head

CRANI-

skull

CYT-

cell

ENCEPHAL-

brain

ERYTHR-

red blood cell

LEPT-

thin, fine, slight

LEUK-

white blood cell

LITH-

stone, calculus

LOG-

word, study

MALAC-

soft

MES-

middle, secondary, partial

-METER, METR-

measure, measuring device

NEPHR-

kidney

NEUR-

nerve, nervous system

OSTE-

bone

PRAX-

act, action

PROT-

first, primitive, early

SCLER-

hard

STEN-

narrow

STERE-

solid, three dimensions

TACHY-

rapid

TOX(I)-

poison

derma

skin

gaster

stomach

hepar

liver

soma

body

amphi-, ampho-

on both sides, around, both

ana-

up, back ,against

apo-

away from

cata- (cat-)

downward, disordered

dia-(di-)

through, across, apart

eso-

within, inner, inward

eu-

good, normal, healthy

heter-, hetero-

different, other, relationship to another

homo-, homeo-

same, likeness

meta- (met-)

change, transformation, after, behind

para- (par-)

alongside, around, abnormal, beyond

pro-

before

pros-, prosth-

in place of

-al

pertaining to, located in

-ase

form names of enzymes

-asia, -asis

state, condition

-ema

state, condition

-esis

state, condition

-etic

pertaining to

-ics

science or study of

-ism

state, condiition

-ismus

state, condition

-oid, -ode, -id

like, resembling

-oma, -omat

tumor, disease

-ose

full of, form name of chemical substance

-ous

pertaining to, characterized by, full of

-tics

science or study of

-us

conditioned, person, malformed fetus

-ize

to make, become, cause to be, subject to, engage in

chemical substances

-ate, -ide, -ite, -one

ACR-

extremities (specifically on hands and feet)