relationship by descent from a common ancestor; kinship (distinguished from affinity).
close relationship or connection.

Origin of consanguinity

1350–1400; Middle English consanguinite (< Anglo-French) < Latin consanguinitās. See consanguineous, -ity Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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Contemporary Examples of consanguinity

Historical Examples of consanguinity

British Dictionary definitions for consanguinity



relationship by blood; kinship
close affinity or connection
geology (of igneous rocks) similarity of origin, as shown by common mineral and chemical compositions and often texture
Derived Formsconsanguineous or consanguine, adjectiveconsanguineously, adverb

Word Origin for consanguinity

C14: see con-, sanguine
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

Word Origin and History for consanguinity

c.1400, from Middle French consanguinité, from Latin consanguinitatem (nominative consanguinitas), from consanguineus "consanguineous, of the same blood," from com- "together" (see com-) + sanguineus "of blood" (see sanguine).

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for consanguinity




Relationship by blood or by a common ancestor.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.