Definition of caseation in English:

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Pronunciation: /ˌkāsēˈāSHən/


A form of necrosis characteristic of tuberculosis, in which diseased tissue forms a firm, dry mass like cheese in appearance.
Example sentences
  • Both caseation and calcification are highly suggestive of a tubercular etiology, neither being common in malignancy related lymphadenopathy.
  • Granulomas, with or without caseation, may also be found.
  • Necrosis may be seen, however caseation is usually not present.


Mid 19th century: from medieval Latin caseatio(n-), from Latin caseus 'cheese'.

For editors and proofreaders

Syllabification: ca·se·a·tion

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