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

— mi·cro·spo·rous \ˌmī-krə-ˈspȯr-əs, mī-ˈkräs-pə-rəs\ adjective

International Scientific Vocabulary

First Known Use: 1847

Medical Dictionary

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

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

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

Next Word in the Dictionary: microsporocytePrevious Word in the Dictionary: microsporangiumAll Words Near: microspore

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