a synthetic oestrogen used in combination with progestogens as an oral contraceptive. Formula: C21H26O2
Word origin
C20: from m(ethyl) + (o)estr(ogen) + (pregn)an(e) (C21H36) + -ol
mestranol in American English
(ˈmestrəˌnɔl, -ˌnɑl)
noun
Pharmacology
an estrogen, C21H26O2, used in oral contraceptives in combination with a progestin
Word origin
[1960–65; contr. and rearrangement of methoxy- and ethynylestradiol, components of the chemical name]This word is first recorded in the period 1960–65. Other words that entered Englishat around the same time include: Pap test, deinstitutionalize, parvovirus, tag question, zip code