morning-after pill

[ mawr-ning-af-ter, -ahf- ]
/ ˈmɔr nɪŋˈæf tər, -ˈɑf- /

noun Pharmacology.

a contraceptive pill containing only an estrogen and used by women within a few hours after sexual intercourse.

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Origin of morning-after pill

First recorded in 1955–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for morning-after pill

morning-after pill

noun

an oral contraceptive that is effective if taken some hours after intercourse
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for morning-after pill

morning-after pill
[ môrnĭng-ăftər ]

n.

A pill containing an estrogen or a progesterone drug that prevents implantation of a fertilized ovum in the uterus after sexual intercourse.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.