Prefix
Prefix
Prefix
medical word roots
medical word roots
100

anti-

against

100

macro-

large, long 

100

Sub-

Below

100

hemat-

Blood 

100

hepat-

liver (hepatitis)

200

auto-

self

200

medi-

middel

200

Tachy-

fast

200

Cyte

cell

200

leuk-

white (leukocyte)

300

brady-

slow

300

mono-

one

300

ana

against

300

cephal

head  (cephalic)

300

my-

muscle

400

hyper-

above normal, high

400

poly-

many, much

400

Bio-

life

400

crani-

skull (cranial)

400

nat-

birth

500

intra-

within

500

post-

after

500

dys-

difficult

500

gastr-

stomach

500

oste-

bone (osteoporosis)