variants or less commonly mesosporium
plural mesospores
or mesosporia
: the middle coat of a spore that has three coats
: a one-celled spore found among the compound teliospores of some rusts (as members of the genus Puccinia)

Word History


mesospore from mes- + -spore; mesosporium from New Latin, from mes- + -sporium

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Dictionary Entries Near mesospore

Cite this Entry

“Mesospore.” Dictionary, Merriam-Webster, Accessed 26 May. 2024.

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