Function: noun
Date: circa 1892
: the one of the two nuclei resulting from the first division in the pollen grain of a seed plant that gives rise to sperm nuclei ― compare TUBE NUCLEUS
Function: noun
Date: circa 1892
: the one of the two nuclei resulting from the first division in the pollen grain of a seed plant that gives rise to sperm nuclei ― compare TUBE NUCLEUS
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012