Medical Dictionary

psammoma

noun psam·mo·ma \sa-ˈmō-mə\
plural psam·mo·mas or psam·mo·ma·ta \-mət-ə\

Medical Definition of PSAMMOMA

:  a hard fibrous tumor of the meninges of the brain and spinal cord containing calcareous matter
psam·mo·ma·tous \sa-ˈmō-mət-əs, -ˈmä-\ adjective

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