psammoma

noun

psam·​mo·​ma sa-ˈmō-mə How to pronounce psammoma (audio)
plural psammomas also psammomata -mət-ə How to pronounce psammoma (audio)
: a hard fibrous tumor of the meninges of the brain and spinal cord containing calcareous matter
psammomatous adjective

Dictionary Entries Near psammoma

Cite this Entry

“Psammoma.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/psammoma. Accessed 29 Mar. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!