noun
also syn·kari·on or syn·cary·on (ˈ)si]n]|karēˌän, -ēən, sə]n]ˈk-, ]ŋ]
( -s )
Etymology: New Latin, from syn- + Greek karyon nut — more at careen
: a cell nucleus formed by the fusion of two preexisting nuclei : a zygote nucleus — compare fertilization , pronucleus
• syn·kar·y·on·ic (|) ̷ ̷| ̷ ̷ ̷ ̷|änik adjective