OCC Medical Terminology

gen/o

creation, cause (pathogenic)

hydr/o

water (hydrophobia, dehydration)

morph/o

change (morphology)

myc/o

fungus (dermatomycosis)

necr/o

death (necrosis)

orth/o

straight (orthodontist)

path/o

suffering, disease (pathology)

phag/o

eat (aphagia)

plas/o

formation (hyperplasia)

py/o

pus (pyorrhea, pyemia)

scler/o

hard (scleroderma)

sten/o

narrowing (stenosis)

troph/o

nourishment, development (trophology, hypertrophy)

xen/o

foreign (xenograft)

-ac

pertaining to (cardiac)

-al

pertaining to (skeletal)

-ar

pertaining to (muscular)

-ary

pertaining to (pulmonary)

-eal

pertaining to (esophageal)

-ic

pertaining to (medic)

-tic

pertaining to (neurotic)

-ous

pertaining to (subcutaneous)

-ia

condition (pneumonia)

-ism

condition (autism)

-ium

tissue, structure (pericardium)

-y

condition, procedure (hypertrophy)

-icle

small (ventricle)

-ole

small (arteriole)

-ule

small (pustule)

-ula

small (uvula)

tom/o

to cut

-tomy

cutting procedure

-ist

specialist (dentist)

-logy

study of (psychology)

-logist

specialist in the study of (psychologst)

-iatrics

medical science (pediatrics)

-iatry

medical science (psychiatry)

-iatrist

specialist in medicine of (psychiatrist)

-algia

pain (myalgia)

-dynia

pain (gastrodynia)

-cele

hernia (hydrocele)

-emia

blood condition (leukemia)

-iasis

presence of (lithiasis)

-itis

inflammation (arthritis)

-lysis

loosen, break down (hemolysis)

-malacia

abnormal softening (osteomalacia)

-megaly

enlargement (hepatomegaly)

-oid

resembling (keloid)

-oma

tumor (melanoma)

-osis

condition (thrombosis)

-pathy

disease (myopathy)

-penia

deficiency (leukopenia)

-ptosis

drooping (nephroptosis)

-rrhage

excessive flow (hemorrhage)

-rrhagia

excessive flow (menorrhagia)

-rrhea

flow (diarrhea)

-rrhexis

rupture (metrorrhexis)

-spasm

involuntary contraction (myospasm)

-centesis

puncture (amniocentesis)

-gram

written record (cardiogram)

-graph

instrument used to produce a record (cardiograph)

-graphy

process of recording (cardiography)

-meter

instrument used to measure

-metry

process of measuring

-scope

instrument used to look (arthoscope)

-scopy

process of looking (arthoscopy)

-desis

binding, fixation (arthrodesis)

-ectomy

removal (vasectomy)

-pexy

surgical fixation (retinopexy)

-plasty

reconstruction (rhinoplasty)

-rrhaphy

suture (herniorrhaphy)

-stomy

creation of an opening (colostomy)

-tomy

incision (dermotomy)

-a

-ae

-ax

-aces

-ex

-ices

-ix

-ices

-is

-es

-ma

-mata

-on

-a

-um

-a

-us

-i

-y (singular v. plural)

-ies

a-

not (aphasia)

an-

not (anemia)

anti-

against (antibiotics)

contra-

against (contraceptive)

de-

down, away from (dehydration)

ante-

before (antepartum)

pre-

before (precondtion)

pro-

before, on behalf of (probiotic)

brady-

slow (bradycardia)

tachy-

fast (tachycardia)

post-

after (postpartum)

re-

again (rehabilitation)

ab-

away (abduct)

ad-

toward (adrenaline)

circum-

around (cirumcision)

peri-

around (pericardium)

dia-

through (diagnostic)