microspore

noun
mi·​cro·​spore | \ˈmī-krə-ˌspȯr \

Definition of microspore 

: any of the spores in heterosporous plants that give rise to male gametophytes and are generally smaller than the megaspore

Other Words from microspore

microsporous \ ˌmī-​krə-​ˈspȯr-​əs , mī-​ˈkräs-​pə-​rəs \ adjective

First Known Use of microspore

1847, in the meaning defined above

History and Etymology for microspore

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The first known use of microspore was in 1847

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More Definitions for microspore

microspore

noun
mi·​cro·​spore | \ˈmī-krə-ˌspō(ə)r, -ˌspȯ(ə)r \

Medical Definition of microspore 

1 : any of the spores in heterosporous plants that give rise to male gametophytes and are generally smaller than the megaspore

2 : the smaller of two forms of spores produced by various protozoans (as radiolarians) — compare macrospore

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