ethynodiol diacetate

noun
eth·​y·​no·​di·​ol diacetate | \ ˌeth-i-nō-ˈdī-ˌōl-, -ˌȯl- How to pronounce ethynodiol diacetate (audio) \

Medical Definition of ethynodiol diacetate

: a synthetic progestogen C24H32O4 used especially in birth control pills usually in combination with an estrogen

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