Medical Terminology - Prefixes

before the root word - expresses numbers, measurements, positions, directions, colors, & negatives

two / double

half

one thousandth

one, single

first

half

three

one

excessive

many

many, much

from, away from

toward, increase

both, both sides

without

before, in front

around

down, from

through

outside

within, inner

upon, over

out, away from

outside of, beyond

less than, under

in, inside, within, not

beneath, below, under

between