contraception
Americannoun
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the deliberate prevention of conception or impregnation by any of various drugs, techniques, or devices; birth control.
Patients in this study must agree to practice contraception for the duration of their participation.
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a drug, technique, or device used to deliberately prevent conception or impregnation.
You can also request free contraception by undergoing a simple, secure online consultation.
Hormonal contraception, like any other medication, can interact with other drugs being taken.
noun
Etymology
Origin of contraception
First recorded in 1885–90; contra- 1 ( def. ) + (con)ception
Explanation
Contraception is birth control, to put it bluntly; the general term for the use of a number of devices or acts that prevent impregnation during intercourse. The word is formed by mashing together the Latin word contra, meaning "against" and a shortened form of the old French word concepcion, meaning "conception" — in other words: "against conception." Like so many scientific terms it was first coined in the nineteenth century, when the science of birth control was beginning to be seriously considered. Contraceptives — birth control devices — that had been around in cruder forms, began to be mass-produced and eventually socially accepted.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The NHS says commonly reported side effects of hormonal contraception include headaches, feeling sick, mood swings, weight gain, sore breasts and acne, but that side effects usually get better with time.
From BBC • Apr. 11, 2026
The 25-year-old, who lives in Manchester, follows a lot of fitness and wellness influencers - and says she gets annoyed by content from some of them "demonising" hormonal contraception and calling it "unnatural".
From BBC • Apr. 11, 2026
Cornell University scientists have taken a major step toward developing a safe, reversible, long-acting and 100% effective nonhormonal male contraceptive, considered the holy grail of male contraception.
From Science Daily • Apr. 7, 2026
Patrick Kinemo, country director of MSI Tanzania, told Salon that Tanzania was expecting to receive a significant portion of the $9.7m worth of USAID-funded contraception supplies.
From Salon • Feb. 9, 2026
In either case it acts as a powerful deterrent from child-bearing, although it is doubtful whether those who are influenced by this fear would resort to abortion where contraception had failed.
From Report of the Committee of Inquiry into the Various Aspects of the Problem of Abortion in New Zealand by McMillan, D. G. (David Gervan)
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.