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nonoxynol-9

[no-nok-suh-nawl-nahyn, -nol-]

noun Pharmacology.

the active ingredient of spermicides.

Origin of nonoxynol-9

by rearrangement of parts of its chemical name

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

nonoxynol-9 in Medicine

nonoxynol-9

[nŏn-ŏk′sə-nôl′-, -nōl′-]

n.

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

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.