Definition of norethindrone in English:

norethindrone

noun nɔːrɛˈθɪndrəʊn

US Pharmacology

1960s; earliest use found in Population Index. From nor- + ethine, variant of ethyne + -dr- (in hydroxy-) + -one.

nounnɔːrɛˈθɪndrəʊn

US Pharmacology

1960s; earliest use found in Population Index. From nor- + ethine, variant of ethyne + -dr- (in hydroxy-) + -one.

词汇	norethindrone
释义	Definition of norethindrone in English: norethindrone noun nɔːrɛˈθɪndrəʊn US Pharmacology = norethisterone. Origin 1960s; earliest use found in Population Index. From nor- + ethine, variant of ethyne + -dr- (in hydroxy-) + -one. Definition of norethindrone in US English: norethindrone nounnɔːrɛˈθɪndrəʊn US Pharmacology = norethisterone. Origin 1960s; earliest use found in Population Index. From nor- + ethine, variant of ethyne + -dr- (in hydroxy-) + -one.
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