ethinylestradiol en · NOUN
Pronunciation
- /ˌɛθ.ɪ.nɪlˌɛ.stɹəˈdaɪˌɔl/ (General-American)
- /ɪˌθaɪ.nl̩ˌɛ.stɹəˈdaɪˌɔl/ (General-American)
Etymology
From ethinyl + estradiol.
Meanings
- (uncountable) A derivative of 17β-estradiol, the major endogenous estrogen in humans, used in oral contraceptives.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| ethinyl estradiol | alternative | lexicographic | |
| ethynylestradiol | alternative | lexicographic | |
| ethinyloestradiol | UK, alternative | lexicographic | |
| ethynyl estradiol | alternative | lexicographic |