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-ŏksə-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.