Medical Terminology

ab

away from

ad

toward

ana

up

ante

before

cata

down

circum, peri

around

endo

within, innermost

epi

upon, above

ex

out, away from

extra

outside, beyond

hypo

below, deficient

infra

below

inter

between

intra

within

meso

middle

para

beside

retro

backward

sub

below, under

supra

above, beyond

trans

across, through

ambi

both

bi

two, double

brady

slow

centi

a hundred

deca

ten

dipl

double

di(s)

two

hyper

above, more than normal

milli

one-thousandth

mono

one, single

multi

many, much

nulli

none

poly

many

primi

first

quadri

four

quint

five

semi, hemi

half

tachy

fast

tetra

four

tri

three

uni

one

a, an

without, lack of

ante, anti, contra

against

auto

self

brachy

short

cac, mal

bad

de

reversal of, without

dia

through

dys

bad, before, difficult

eu

good, normal

hepat

related to liver

hetero

different

homeo

similar, same

hydro

water

mal

bad, inadequate

mega

large, great

micro

small

nephr

related to kidney

oligo

scanty, little

pan

all

pseudo

false

re

again and again

sym, syn

together

ang/i, angi/o, vas/o

vessel

angin

to choke

arter, arteri/o

artery

ather/o

fatty substance or deposit

capillus

hairlike

card, card/i, cardi/o

heart

lipid

fat

logos

study

man/o

thin

my/o

muscle

phleb, phleb/o

vein

pulmonar

lung

cubitum

elbow, forearm

cyte

cell

derm

skin

diastol/o

dilating

electr/o

electricity

embol

to cast, to throw

erg/o

work

erythr/o

red

hem/o

blod

rrhythm

rhythm

scler

hardening

sera

serum

sphygm/o

pulse

steth/o

chest

systol/o

contracting

tens

tension

thromb

clot

ven/i

vein

-algia, dynia

pain

-cele

hernia, tumor, swelling

-emesis

vomiting

-itis

inflammation

-lysis

destruction, separation

-megaly

enlargement, large

-oid

resemble

-plegia

paralysis, stroke

-ptosis

drooping

-oma

tumor

-osis

condition of

-pathy

disease

-penia

deficiency

-phobia

fear

-ptysis

spitting

-rrhage

bursting forth

-rrhea

flow, discharge

-rrhexis

rupture

-centesis

surgical puncture

-desis

binding

-ectomy

surgical excision

-gram

a weight, or picture

-graph

to write, record

-meter, metry

measure

-opsy

to view

-plasty

surgical repair

-plexy

surgical fixation

-rrhaphy

suture

-scope

instrument

-scopy

to view

-stasis

control, stopping

-stomy

surgically created opening

-therapy

treatment

-tome

instrument to cut

-tomy

incision

-blast

immature cell, germ cell

-cyte

cell

-ist

one who specializes, agent

-logy

study of

-phasia

to speak

-phagia

to eat

-philia

attraction

-phraxis

to obstruct development

-physis

growth

-plasia

formation, produce

-pnea

breathing

-poiesis

formation

-trophy

nourishment, development

-uria

urine

Cardiology

The study of diseases of the heart, arteries, veins, and capillaries

Cytology

The study of cellular structure and functions

Dermatology

The study of the skin

Endocrinology

The study of disease of the endocrine (glands and hormones) system.

Gastroenterology

The study of diseases of the intestinal or digestive system.

Gynecology

The study of diseases of the female reproductive system.

Hematology

The study of blood

Histology

The study of microscopic structures of tissues.

Immunology

The study of diseases of the immune system.

Microbiology

The study of microbes.

Nephrology

The study of diseases of the kidney and urinary system.

Neurology

The study of diseases of the nervous system.

Oncology

The study of tumors and cancer therapy.

Parasitology

The study of parasites.

Pathology

The study of pathogens or disease causing agents.

Serology

The study of antibodies in the serum.

Urology

The study of urinary system.

Virology

The study of viruses

Appendicitis

Inflammation of the appendix

Dermatitis

Inflammation of the skin

Hepatitis

Inflammation of the liver

Meningitis

Inflammation of the meninges

Osteomyelitis

Inflammation of the bone