Definition of thymoma in English:

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Pronunciation: /ˈθʌɪməʊmə/

noun (plural thymomas or thymomata /ˈθʌɪməʊmətə/)

A rare, usually benign tumour arising from thymus tissue and sometimes associated with myasthenia gravis.
Example sentences
  • Rare cases of thymomas, thymic carcinomas, and lymphomas have been reported.
  • About 45% of thymomas are associated with myasthenia gravis.
  • At this point the differential diagnosis included thymoma, teratoma and lymphoma.


Early 20th century: from thymus + -oma.

For editors and proofreaders

Line breaks: thym|oma

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