PREFIXES &

SUFFIXESBY

Mr. M. Siva Nandha Reddy1

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Word Root

Prefix

Suffix

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Medical Term

PrefixWord root

Suffix

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Word root

•The main part of a word which contains the basic meaning.

Prefix

•Word parts attached to the beginning of a word that modifies the meaning.

Suffix

•Word parts attached to the end of a word that modifies the meaning.

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Word root Meaning aer (o)

athero

bacill (i)

bar (o) pressure

bacilli; bacteria

plaque; fatty substance

air; gas

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Word root Meaning

blasto

carcin(o)

chrondro

cry(o)

cyan(o)

immature cells

cancer

cartilage

cold

blue

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Word root Meaning

cyt(o)

dips(o)

dors(o)

erythr(o)

cell

thirst

back

red

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Word root Meaning

gero

glyco

gyn(o)

kin(o)

old age

sugars

women

movement

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Word root Meaning

lact(o)

leuk(o)

lith(o)

mio

narco

necro

milk

white

stone

smaller; less

sleep; numbness

death; dying

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Word root Meaningnoct(i)

onco

path(o)

phago

pseud(o)

pyo

night

tumor

disease

eating

false

pus

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Word root Meaningpyro

salping(o)

scler(o)

scolio

somato

spiro

fever

tube

hardening

bend

body

breath; breathe

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Word root Meaning

tono

xanth(o)

Xer(o)

tension; pressure

yellow

dry

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Prefixes

•Prefixes are attached to the beginning of words.

•Modifies the meaning of the word or word root.

PrefixWord Root

Suffix

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Prefix Meaning

a

Ambi

ante

anti

aut(0)

without

both, around

before

against

self

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Prefix Meaning

brady

contra

dys

hemi

hyper

hypo

slow

against

abnormal; difficult

half

above normal

below normal

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Prefix Meaning

inter

iso

mal

micr(o)

olig(o)

peri

between

equal; same

inadequate

small

few; little; scanty

around; about; near

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Prefix Meaning

pro

re

retro

semi

supra

tachy

un

before; forward

again; backward

behind; backward

half

above; over

fast

not

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•Attaches to the end of the word and carries the underlying meaning of the word.

PrefixWord Root

Suffix

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Suffix Meaning

-algia

-asthenia

-cidal

-clast

-crine

pain

breaking

weakness

destroying; killing

secreting

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Suffix Meaning

-cyte

-cytosis

-derma

-ectomy

cell

condition of cells

skin

removal of

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Suffix Meaning-emesis

-emia

-esthesia

-globin

-gram

vomiting

blood

sensation

protein

a recording

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Suffix Meaning

-ism

-itis

-kinesia

-lysis

-malacia

condition; disease

inflammation

movement

destruction of

softening

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Suffix Meaning

-megaly

-opia

-ostomy

-pathy

enlargement

vision

opening

disease

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Suffix Meaning

-penia

-pepsia

-pexy

-phobia

-phonia

deficiency

digestion

fixation

fear

sound

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Suffix Meaning

-phylaxis

-plasty

-plegia

-pnea

-rrhagia

protection

surgical repair

paralysis

breath

heavy discharge

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Suffix Meaning

-spasm

-stasis

-stenosis

-otomy

contraction

Stopping

narrowing

cutting operation

Thank you

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