noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The larger spore of a heterosporous plant, typically producing a female gametophyte
2. 2
   larger of the two types of spore produced in heterosporous plants; develops in ovule into a female gametophyte wordnet

Synonyms

All synonyms

macrosporemacrosporemicrosporespore

Etymology

From mega- + spore.

Related phrases

megaspore mother cell

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.