incest

noun

in·​cest ˈin-ˌsest How to pronounce incest (audio)
: sexual intercourse between persons so closely related that they are forbidden by law to marry
also : the statutory crime of such a relationship

Examples of incest in a Sentence

Recent Examples on the Web Under the administration of President Barack Obama, the government did not pay for abortions for teens in custody except in cases of rape, incest or a threat to the woman's life. Author: Ann E. Marimow, Anchorage Daily News, 19 Dec. 2017 Our great grandchildren will be arguing about the ethics of incest well after we're buried in the cold ground. Matt Miller, Esquire, 20 Sep. 2017 Game of Thrones: About That Hookup—Megan Garber argues that incest in the show is a metaphor for insularity, myopia, and people’s unwillingness to see beyond themselves. The Editors, The Atlantic, 1 Sep. 2017 Jones said the bill, which prohibited abortions after 20 weeks, mandated certain requirements be met to permit abortions after 20 weeks in the case of a medical emergency, rape or incest. Paul Gattis, AL.com, 2 Nov. 2017 See all Example Sentences for incest 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'incest.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Middle English, from Latin incestus sexual impurity, from incestus impure, from in- + castus pure — more at caste

First Known Use

13th century, in the meaning defined above

Time Traveler
The first known use of incest was in the 13th century

Dictionary Entries Near incest

Cite this Entry

“Incest.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/incest. Accessed 2 Nov. 2024.

Kids Definition

incest

noun
in·​cest ˈin-ˌsest How to pronounce incest (audio)
: sexual intercourse between persons so closely related that they are forbidden by law to marry

Medical Definition

incest

noun
in·​cest ˈin-ˌsest How to pronounce incest (audio)
: sexual intercourse between persons so closely related that they are forbidden by law to marry
also : the statutory crime of engaging in such sexual intercourse

Legal Definition

incest

noun
in·​cest ˈin-ˌsest How to pronounce incest (audio)
: sexual intercourse between persons so closely related that they are forbidden by law to marry
also : the crime of engaging in such sexual intercourse
Etymology

Latin incestus sexual impurity, from incestus impure, from in- not + castus pure

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