| 单词 |
contragestive |
| 释义 |
contragestiveenUK
con·tra·ges·tive C0606750 (kŏn′trə-jĕs′tĭv)adj. Capable of preventing gestation, either by preventing implantation or by causing the uterine lining to shed after implantation.n. A contragestive drug or agent. [contra- + gest(ation) + -ive.] con′tra·ges·ta′tion (-jĕ-stā′shən) n.contragestive (ˌkɒntrəˈdʒɛstɪv) medadjable to prevent gestationna contragestive drugEncyclopediaSeeabortion pillcontragestiveenUK
contragestive (kŏn′trə-jĕs′tĭv)adj. Capable of preventing gestation, either by preventing implantation or by causing the uterine lining to shed after implantation.n. A contragestive drug or agent. con′tra·ges·ta′tion (-jĕ-stā′shən) n.contragestive adjective Referring to an agent or action which prevents gestation—e.g., by preventing implantation of a fertilised egg. noun An agent (technically an abortifacient—e.g., RU-486) which blocks progesterone receptors in the endometrium. Without progesterone, the uterus cannot sustain pregnancy, precluding successful gestation. |
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