Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun psammoma

1 sense of psammoma

Sense 1
psammoma, sand tumor -- (a tumor derived from fibrous tissue of the meninges or choroid plexus or certain other structures associated with the brain; characterized by sandlike particles)
       => tumor, tumour, neoplasm -- (an abnormal new mass of tissue that serves no purpose)