Medical Dictionary

cleistothecium

play
noun cleis·to·the·ci·um \ˌklīs-tə-ˈthē-sē-əm\

Medical Definition of cleistothecium

plural

cleistothecia

\-sē-ə\play
  1. :  a closed spore-bearing structure in some ascomycetous fungi from which the asci and spores are released only by decay or disintegration

cleistothecial

\-sē-əl\play adjective

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a rounded knoll or a ridge of ice

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