nor·​ethyn·​o·​drel ˌnȯr-ə-ˈthīn-ō-ˌdrel How to pronounce norethynodrel (audio) -ˈthin- How to pronounce norethynodrel (audio)
: a progesterone derivative C20H26O2 used in birth control pills and in the treatment of endometriosis and hypermenorrhea see enovid

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Cite this Entry

“Norethynodrel.” Medical Dictionary, Merriam-Webster, Accessed 22 Feb. 2024.

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