noun
1.
a. : primary endosperm nucleus
b. : the triploid nucleus resulting from double fertilization that produces the endosperm nuclei in seed plants
2.
a. : synkaryon
b. : zygote
noun
1.
a. : primary endosperm nucleus
b. : the triploid nucleus resulting from double fertilization that produces the endosperm nuclei in seed plants
2.
a. : synkaryon
b. : zygote
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012