psammoma

P3S1A1M3M3O1M3A1

noun

A brain tumour containing concretions resembling grains of sand

Similar
sand tumor
Scrabble 16
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Meanings

nounpsammoma (plural psammomas or psammomata)

plural psammomas · plural psammomata

  1. medicineA brain tumour containing concretions resembling grains of sand

Synonyms & antonyms

nouna tumor derived from fibrous tissue of the meninges or choroid plexus or certain other structures associated with the brain; characterized by sandlike particles

Similar
sand tumor
Broader
tumortumourneoplasm

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

From psammo- + -oma.

Full word history & related roots →

Translations

Spanish psamoma
  • psamomabrain tumor
Cite this entry
APA

psammoma. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/psammoma

MLA

“psammoma.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/psammoma. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “psammoma,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/psammoma.

Source: psammoma on Wiktionary, CC BY-SA 4.0.