nonoxynol-9

[ no-nok-suh-nawl-nahyn, -nol- ]
/ nɒˈnɒk səˌnɔlˈnaɪn, -ˌnɒl- /

noun Pharmacology.

the active ingredient of spermicides.

Origin of nonoxynol-9

by rearrangement of parts of its chemical name

Medical definitions for nonoxynol-9

nonoxynol-9
[ nŏn-ŏksə-nôl′-, -nōl′- ]

n.

A spermicide that is widely used in contraceptive creams, foams, and lubricants.