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Noun: sand tumor
Usage: US (elsewhere: sand tumour)
  1. A tumor derived from fibrous tissue of the meninges or choroid plexus or certain other structures associated with the brain; characterized by sandlike particles
    - psammoma, sand tumour [Brit, Cdn]

Derived forms: sand tumors

Type of: neoplasm, tumor [US], tumour [Brit, Cdn]