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Word Part O

Word part starting with O with meaning

ocul- (o) eye
odont- (o) tooth
olig- (o) few, less than normal, small
-ologist person who does/studies
-ology study of, science of
-oma tumor, a swelling
onco- (i) mass, bulk, tumor
oophor- (o) ovary, female egg cell
ophthalm- (o) eye
-opia vision
-opsy to view
opt- (ic) vision, eye
or- (o) mouth
orch- (ido) testicle, testes
-orrhea flow, discharge
orth- (o) normal, straight
ost- (e, eo) bone
-oscopy diagnostic examination
-osis condition, state, process
ot- (o) ear
-otic pertaining to a condition
-otomy cutting into
-ous full of, containing, pertaining to, condition
ovi- ovario egg, female sex gland, ovary
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