nonoxynol-9
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.no·nox·y·nol–9
noun \nä-ˈnäk-si-ˌnȯl-ˈnīn, nə-, -ˌnōl-\Definition of NONOXYNOL-9
: a spermicide used in contraceptive products
Origin of NONOXYNOL-9
nonyl (the radical C9H19) + oxy- + phenol + 9 (from the fact that the compounds it contains have an average of nine ethylene oxide groups per molecule)
First Known Use: 1980
no·nox·y·nol–9
noun \nä-ˈnäk-sə-ˌnōl-ˈnīn, -ˌnȯl-\ (Medical Dictionary)Medical Definition of NONOXYNOL–9
: a spermicide used in contraceptive products that consists of a mixture of compounds having the general formula C15H23(OCH2CH2)nOH with an average of nine ethylene oxide groups per molecule
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