Medical Prefixes, Suffixes, and Word Roots for Biology and Medicine

hemi, semi

half

mono

single, one

poly

many

quad, quadr, quat, quart

four, fourth

quint, quinti

five, fifth

sol, soli, solo

alone, single

tri

three, third

ultra

extremely, beyond

un, uni

one, first, primary

-ster

one who does or makes something

-th, -eth

state, quality, or condition of; act or process of

-tress, -ess

make more feminine

-trice, -trix

make more feminine

-tude

state, quality, or condition of; act or process of

-ity, -y

full of, given to, marked by

-ulant, -ulent

full of, given to, marked by

-ular

relating to, characteristic of, like

-bund, -bound, -und

full of, given to, marked by (tending toward)

-ure

to become, produce, or treat (outcome)

-ward(s), -ways, wise

(adverb) manner or direction of doing