Dictionary.com
Thesaurus.com

uninucleate

American  
[yoo-nuh-noo-klee-it, -eyt, -nyoo-] / ˌyu nəˈnu kli ɪt, -ˌeɪt, -ˈnyu- /

adjective

Biology.
  1. (of a cell) having one nucleus.


Etymology

Origin of uninucleate

First recorded in 1880–85; uni- + nucleate