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RU-486

proper noun

RU-486: mifepristone: synonym of mifépristone

Roussel+UCLAF+486, from Usines Chimiques des Laboratoires Français. From the codename RU-38486, the 38,486th compound synthesized by Roussel-Uclaf; then shortened to RU-486.

noun, masculine

RU-486: mifépristone: A drug formulation containing the active agent mifepristone

Roussel+UCLAF+486, from Usines Chimiques des Laboratoires Français. From the codename RU-38486, the 38,486th compound synthesized by Roussel-Uclaf; then shortened to RU-486.