ethinylestradiol

English

Alternative forms

Etymology

From ethinyl +‎ estradiol.

Pronunciation

  • (General American) IPA(key): /ɪˌθaɪ.nl̩ˌɛ.stɹəˈdaɪˌɔl/, /ˌɛθ.ɪ.nɪlˌɛ.stɹəˈdaɪˌɔl/

Noun

ethinylestradiol (uncountable)

  1. (pharmacology) A derivative of 17β-estradiol, the major endogenous estrogen in humans, used in oral contraceptives.

References

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