equilenin

noun

equi·​len·​in ˌek-wə-ˈlen-ən How to pronounce equilenin (audio) ə-ˈkwil-ə-nən How to pronounce equilenin (audio)
: a weakly estrogenic steroid hormone C18H18O2 obtained from the urine of pregnant mares

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“Equilenin.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/equilenin. Accessed 30 Oct. 2025.

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