Definition of megaspore in English:

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Pronunciation: /ˈmeɡəˌspôr/


The larger of the two kinds of spores produced by some ferns. Compare with microspore.
Example sentences
  • Both of these genera are heterosporous, meaning that each species produces two distinctly different types of spores: microspores and megaspores.
  • They have male spores called microspores and female spores called megaspores.
  • Their heterosporous life cycle (including both megaspores and microspores) is likely to be an adaptation to their aquatic habit.

For editors and proofreaders

Syllabification: meg·a·spore

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