Norethindrone
/nɔɹˈɛθ.ɪnˌdɹoʊn/ noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 US form of norethisterone. US, alt-of, uncountable
- 2 a synthetic progestational hormone (trade name Norlutin) used in oral contraceptives and to treat endometriosis wordnet
Etymology
From nor- + ethyn(yl) + (hy)dr(oxy) + -one.