POLAR NUCLEUS


Meaning of POLAR NUCLEUS in English

Bot. either of two female haploid nuclei, in the embryo sac of flowers, that fuse to produce a diploid nucleus, which combines with a male nucleus to form the endosperm.

[ 1880-85 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .