In cytology and pathology, having three nuclei: said of certain cells and abnormal eggs.
The Century Dictionary (Public Domain)
Use "trinucleate" in a sentence
"Fusion completely fails in a duf, rst mutant, and is blocked at the bi/trinucleate stage in rols and loner single mutants."
"The intracellular domain is not required for the formation of bi/trinucleate precursors, in a fraction of hemisegments examined."
"Previous studies have shown that Rolling pebbles (Rols)/Antisocial (Ants), a scaffold protein with multiple protein interaction domains, is involved in sustaining fusion beyond the bi/trinucleate precursor stage."