A hyphal cell, mycelium, organism, or spore in which all the nuclei are genetically identical. 
Genetically identical multiple nuclei in a common cytoplasm, usually resulting from fusion of two cells from the same species. ... Origin: homo-+ G. Karyon, kernel, nut ... (05 Mar 2000) ... 
Type: Term Pronunciation: hō′mō-kar′ē-on Definitions: 1. Genetically identical multiple nuclei in a common cytoplasm, usually resulting from fusion of two cells from the same species.