Medical Dictionary


noun cleis·to·the·ci·um \ˌklīs-tə-ˈthē-sē-əm\
plural cleis·to·the·cia \-sē-ə\

Medical Definition of CLEISTOTHECIUM

:  a closed spore-bearing structure in some ascomycetous fungi from which the asci and spores are released only by decay or disintegration
cleis·to·the·ci·al \-sē-əl\ adjective


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