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heterokaryosis

American  
[het-er-uh-kar-ee-oh-sis] / ˌhɛt ər əˌkær iˈoʊ sɪs /

noun

Biology.

  1. condition in which a binucleate or multinucleate cell contains genetically dissimilar nuclei.

Other Word Forms

  • heterokaryotic adjective

Etymology

Origin of heterokaryosis

First recorded in 1915–20; hetero- + karyo- + -sis

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.