Definition of nosology in English:

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Pronunciation: /nōˈsäləjē/


The branch of medical science dealing with the classification of diseases.
Example sentences
  • During the 17th century, Thomas Sydenham founded the discipline of nosology by insisting that diseases had their own natural history and could be described and classified on the basis of their specific characteristics.
  • Psychopathology and psychiatric nosology became the legitimate framework for these interventions.
  • Inflammatory myofibroblastic tumor, also referred to as inflammatory fibrosarcoma, is a rare tumor composed of myofibroblastic spindle cells of uncertain etiology and disputed nosology.



Pronunciation: /ˌnōsəˈläjək(ə)l/
Example sentences
  • A new nosological scheme has derived from the need to rapidly assess patients at presentation so that powerful new treatments can be appropriately selected.
  • I would like to make a small but practical nosological contribution.
  • It has a nosological status and is clearly associated with suffering, ill health, and disability.


Pronunciation: /ˌnōˈsäləjəst/
Example sentences
  • A trained nosologist upgraded Ninth International Classification of Diseases codes, as previously described.
  • Each year, nosologists at TDH reviewed death certificates for certain International Classification of Diseases Codes and forwarded those that met the required codes to TCADA.
  • Death certificates were coded by trained nosologists at the Office of National Statistics according to the International Classification of Disease, 9th revision.


Early 18th century: from Greek nosos 'disease' + -logy.

For editors and proofreaders

Syllabification: no·sol·o·gy

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