Medical Terminologies

a-, an-

without

ana-

up

de-

from, away, down, not

-ac, -al, -eal, -ia, -iac, -ic

pertaining to

-itis

inflammation

acoust/o

ear, hearing

brachi/o

arm

cardi/o

heart

cephal-

head

gastr/o

stomach

ab-

away from

ad-

toward

brady-

slow

dys-

difficult, painful, bad

tachy-

fast

-algia, -dynia

pain

-esis, -osis

condition

-gram

written record or picture

-logy

study or science of

-pnea

breathing, breathe

angi/o, vas/o

blood or lymph vessel

arthr/o

joint

bronch/o

bronchi, airway passage

encephal/o

brain

enter/o

intestine (usually small)

heter-

different, other

homo-, ipsi-

same

-ase

enzyme

-sclerosis

hardness, dryness

adip/o, lip/o, steat/o

fat

ather/o

fatty plaque

erythr/o, rhod/o

red

glu-, gluco-, gly-, glyc-, glyco-

sugar

hyper-

above or excessive

hypo-

below or deficient

pan-

all

-emia

abnormal blood condition

-globin

protein

-meter

measure

-penia

few, deficiency of

-poeisis

production or formation

cyt/o

cell

hem/o, hemat/o

blood

leuk/o

white

phleb/o, ven/o

vein

thromb/o

blood clotting

ec-, ex-, ecto-

out, away from

end-, endo-, ent-, intra-

within, inside

meta-

change or beyond, between

neo-

new

pedia-

child

-blast

immature, embryonic cell

-gen, -genesis, -genic

producing, produced by

-oma

cancer, tumor, neoplasm, mass

-opsy

process of viewing

-plasia, -trophy

growth, proliferation, nourishment

carcin/o

cancer of epithelial tissue

lei/o

smooth

my/o

muscle

myel/o

bone marrow, spinal cord

onc/o

cancer, tumor, neoplasm, mass

ante-

before, in front of

anti-, contra-

against, opposite

circum-, peri-

around

inter-

between

-ectomy

to surgically excise or cut out

-pexy

to surgically fix into position

-plasty

to surgically repair

-tomy

incision, cutting

-tripsy

crushing

lapar/o

abdomen, flank

lith/o

stone

pneum/o, pulm/o

air, lung

rhin/o

nose

trache/o

windpipe

auto-

self

dia-, per-, trans-

through, complete, between

epi-

above, upon

infra-

below, under

para-

near, adjacent to

-centesis

surgically inserting needle to drain fluid

-esthesia

sensation

-pathy

disease

-stomy

new surgical opening

-uria

urine

hepat/o

liver

nephr/o, ren/o

kidney

olig/o

few, small

oste/o

bone

thorac/o

chest

iso-

equal

poly-

many, much

re-, retro-

back, again, behind

semi-, hemi-

half

-kinesis

movement

-lysis (or ly/o)

loose, destroy, breakdown, separate

-phasia

speech

-plegia

paralysis

-praxia

activity