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Definition of Megagametophyte
1. Noun. The female gametophyte produced by the megaspore of a plant that produces both microspore and megaspores.
Generic synonyms: Gametophyte
Definition of Megagametophyte
1. [n -S]
Medical Definition of Megagametophyte
1. A plant body or cell lineage, formed by vegetative growth of the megaspore, that produces the female gametes of a heterosporous plant. (09 Oct 1997)