heterokaryon

noun
het·​ero·​kary·​on | \ˌhe-tə-rō-ˈker-ē-ˌän, -ən, -ˈka-rē-\

Definition of heterokaryon 

: a cell (as in the mycelium of a fungus) that contains two or more genetically unlike nuclei

First Known Use of heterokaryon

1941, in the meaning defined above

History and Etymology for heterokaryon

New Latin, from heter- + karyon, nucleus, from Greek, nut, kernel

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The first known use of heterokaryon was in 1941

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More Definitions for heterokaryon

heterokaryon

noun
het·​ero·​kary·​on
variants: also heterocaryon \ˌhet-​ə-​rō-​ˈkar-​ē-​ˌän, -​ən \

Medical Definition of heterokaryon 

: a cell in the mycelium of a fungus that contains two or more genetically unlike nuclei — compare homokaryon

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