transcription, транскрипция: [ ˌlē-və-nȯr-ˈjes-trəl ]
noun
Etymology: lev- + norgestrel, a progestin
Date: 1977
: the levorotatory form of a synthetic progestin C 21 H 28 O 2 used especially in oral contraceptives
transcription, транскрипция: [ ˌlē-və-nȯr-ˈjes-trəl ]
noun
Etymology: lev- + norgestrel, a progestin
Date: 1977
: the levorotatory form of a synthetic progestin C 21 H 28 O 2 used especially in oral contraceptives
Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003