embryo sacembryo sac
Bot. the female gametophyte of a flowering plant, consisting typically of a microscopic elongated sac that is situated within the ovule and contains eight nuclei in seven cells: it gives rise to the embryo and endosperm of the seed after fertilization
The female gametophyte of a seed plant, within which the embryo develops.
(plural embryo sacs)
- The megagametophyte in a flowering plant.