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RU 486

or RU-486

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noun
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Origin of RU 486

First recorded in 1980; designation given the compound by its French manufacturer, Roussel UCLAF, Paris

Words nearby RU 486

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use RU 486 in a sentence

Scientific definitions for RU 486

RU 486
[ äryōō fôr′ā-tē-sĭks ]

An oral drug that terminates early pregnancy by interfering with the action of progesterone, thereby preventing the attachment of a fertilized ovum to the uterine wall.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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