英语词汇“norethynodrel”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	norethynodrel
释义	norethynodrel Pharm.\|nɔːrɛˈθɪnədrɪl\| [f. nor- + ethane + -yne + -odrel, of unknown origin.] A synthetic hormone, C₂₀H₂₆O₂, with actions and uses similar to those of norethisterone, with which it is isomeric. 1957Endocrinology LX. 804 Norethynodrel has been examined for its ability to produce endometrial gland development in the estrogen-primed spayed or immature rabbit.1962New Scientist 7 June 506/3 Most contraceptive pills consist of a mixture of two steroids obtained from yams. One is norethynodrel..which is believed to inhibit ovulation. The other is an oestrogen.1970Passmore & Robson Compan. Med. Stud. II. xii. 6/1 Shift of the double bond in the A ring of norethisterone from the 4–5 to the 5–10 position produces the isomer, norethynodrel.
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