RU-486n.

Brit.

/ˌɑːjuːˌfɔːreɪtˈsɪks/, U.S.

/ˌɑrˌjuˌfɔreɪdiˈsɪks/

Origin: From a proper name, combined with an English element. Etymons: proper name Roussel Uclaf, English 486.

Etymology: < the initial letters of Roussel Uclaf, name of the French pharmaceutical company which developed the drug + 486, shortened from the drug's laboratory code number (38486).

Pharmacology.

= mifepristone n.

ΘΚΠ

the world > health and disease > healing > medicines or physic > medicines for specific purpose > obstetric drug > [noun] > abortive drug > specific drug

RU-4861982

mifepristone1985

1982 Comptes Rendus Séances Acad. des Sci. Ser. III. 294 933 RU-486 is a steroid which possesses a great affinity for the progesterone receptor.

1990 EMBO Jrnl. 9 3929/1 RU486, the first available active antiprogesterone..has attracted considerable attention not only for the novel aspects of its use for abortion or ‘contragestion’.

1993 Coloradoan (Fort Collins) 24 Jan. b1/2 In his first day in the Oval Office, Clinton..revoked prohibitions on the importation from France of RU-486—also known as the abortion pill—for personal use, pending approval by the U.S. Food and Drug Administration.

2006 N.Y. Times (Nexis) 1 Apr. a11/5 Abortion rights advocates once hoped that RU-486 would prove at least as safe as surgical abortions and largely end the abortion wars by making access widely available and very private.

This is a new entry (OED Third Edition, September 2006; most recently modified version published online March 2022).

单词	ru-486
释义	RU-486n. Brit. /ˌɑːjuːˌfɔːreɪtˈsɪks/, U.S. /ˌɑrˌjuˌfɔreɪdiˈsɪks/ Origin: From a proper name, combined with an English element. Etymons: proper name Roussel Uclaf, English 486. Etymology: < the initial letters of Roussel Uclaf, name of the French pharmaceutical company which developed the drug + 486, shortened from the drug's laboratory code number (38486). Pharmacology. = mifepristone n. ΘΚΠ the world > health and disease > healing > medicines or physic > medicines for specific purpose > obstetric drug > [noun] > abortive drug > specific drug RU-4861982 mifepristone1985 1982 Comptes Rendus Séances Acad. des Sci. Ser. III. 294 933 RU-486 is a steroid which possesses a great affinity for the progesterone receptor. 1990 EMBO Jrnl. 9 3929/1 RU486, the first available active antiprogesterone..has attracted considerable attention not only for the novel aspects of its use for abortion or ‘contragestion’. 1993 Coloradoan (Fort Collins) 24 Jan. b1/2 In his first day in the Oval Office, Clinton..revoked prohibitions on the importation from France of RU-486—also known as the abortion pill—for personal use, pending approval by the U.S. Food and Drug Administration. 2006 N.Y. Times (Nexis) 1 Apr. a11/5 Abortion rights advocates once hoped that RU-486 would prove at least as safe as surgical abortions and largely end the abortion wars by making access widely available and very private. This is a new entry (OED Third Edition, September 2006; most recently modified version published online March 2022). < n.1982
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