Medical Prefix, Suffix & Root Words

-ation, ia, iasis, ism, osis, sis - Suffix

Condition

-ectomy - Suffix

Excision, resection, removal

-emia - Suffix

Blood condition

-graph - Suffix

Instrument to record

-gram - Suffix

Record

-ism - Suffix

condition, process

-itis - Suffix

Inflammation

lith - Suffix

Stone

Cardi - Root

Heart

Neuro - Root

Nerve

Nas - Root

Nose/Nasal

Or - Root

Mouth/Oral

Hyper - Prefix

Above normal, high

Hypo - Prefix

Below normal, low

Tachy - Prefix

Above normal, rapid

Brady - Prefix

Below normal, slow

-ac, al, ar, ary, eal, ic, ous - Suffix

Pertaining to

-ology - Suffix

Study of

megaly - Suffix

Enlargement

meter - Suffix

To measure

mortem - Suffic

Death

oma - Suffix

Tumor, mass, swelling

partum - Suffix

Birth

pathy - Suffix

Disease condition

Plasty - Suffix

Surgical repair

plegia - Suffix

Paralysis

pnea - Suffix

Breathing

ptysis - Suffix

Spitting

rrhea - Suffix

Flow, discharge

scope - Suffix

instrument used for visual exam

stomy - Suffix

Opening

tomy - Suffix

Incision

um - Suffix

Structure

uria - Suffix

Urine condition

-ist - Suffix

One who specializes in

Col/o, Colon/o - Root

Colon

Cutane/o, Derm/o, Dermat/o - Root

Skin

Enter/o - Root

Intestines

Esophag/o - Root

Esophagus

Esthesi/o - Root

Sensation

Gastr/o - Root

Stomach

Glyc/o - Root

Sugar

Hermat/o, Hem/o - Root

Blood

Hepat/o - Root

Liver

Lith/o - Root

Stone

Lymph/o - Root

Lymphy

Men/o - Root

Menstruation

Metr/o, metri/o - Root

Uterus

Oste/o - Root

Bone

Ot/o - Root

Ear

Pancreat/o - Root

Pancreas

Septic/o, Sept/o - Root

Infection

Thromb/o - Root

Clot

Thyroid/o, thyr/o - Root

Thyroid gland

Trache/o - Root

Trachea, Windpipe

Tympan/o - Root

Eardrum

Ur/o - Root

Urine, Urinary tract

Vascul/o - Root

Blood Vessel

Ven/o - Root

Vein

a, an - Prefix

Without, not, lack of, absence of

ab - Prefix

Away from

ad - Prefix

Toward

ante - Prefix

Before, forward

ar - Prefix

Pertaining to

anti, ant - Prefix

against

bi - Prefix

2

dys - Prefix

Difficult, abnormal, bad, painful

endo - Prefix

Within, in, inner

ec, ecto, ex, extra - Prefix

Out, outside

epi - Prefix

Upon, above

in - Prefix

In, into

inter - Prefix

between

intra - Prefix

Within

mal - Prefix

Bad

micro - Prefix

Small

para - Prefix

Beside, near, along side of

peri - Prefix

surrounding

post - Prefix

After, behind

pre - Prefix

Before

pro, pros - Prefix

Forward, before

sub - Prefix

below, under

uni - Prefix

1

-ā - med. abbreviation

Before

-c - med. abbreviation

with

-h, hr - med. abbreviation

Hour

MOOD, MOD - med. abbreviation

Medical Officer of the day/On Deck

NOOD, NOD - med. abbreviation

Nurse of the Day/ On Deck

-p - med. abbreviation

After

-prn(PRN) - med. abbreviation

As needed

-s - med. abbreviation

without

SL - med. abbreviation

Serious list, sublingual

Stat - med. abbreviation

Immediately

VSL - med. abbreviation

Very Serious List

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