[ in-sest ]
/ ˈɪn sɛst /
sexual intercourse between closely related persons.
the crime of sexual intercourse, cohabitation, or marriage between persons within the degrees of consanguinity or affinity wherein marriage is legally forbidden.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for incests
/ (ˈɪnsɛst) /
sexual intercourse between two persons commonly regarded as too closely related to marry
Word Origin for incest
C13: from Latin incestus incest (from adj: impure, defiled), from in- 1 + castus chaste
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
Medicine definitions for incests
[ ĭn′sĕst′ ]
Sexual relations between persons who are so closely related that their marriage is illegal or forbidden by custom.
The statutory crime of sexual relations with such a near relative.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Culture definitions for incests
Sexual relations between relatives who are forbidden by law to marry; for example, between father and daughter or mother and son.
Though each society has its own system for determining the range of people who fall into this category, every society has an incest taboo of some sort.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.