nonoxynol
/nɒˈnɒksɪnɒl/(also nonoxinol) Pharmacology
noun
Any of a series of surface-active ethers which are 4-nonylphenyl derivatives of macrogols and have the formula C9H19·C6H4(OCH2CH2)nOH (with n = 1, 2, 3, etc.); especially (also nonoxynol-9), the ether of this series in which n = 9, used as a spermicide.
Origin
1960s; earliest use found in United States Adopted Names. From non- + oxy- + -nol.
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