cy·​to·​pa·​thol·​o·​gy ˌsī-tə-pə-ˈthä-lə-jē How to pronounce cytopathology (audio)
: a branch of pathology that deals with manifestations of disease at the cellular level
cytopathologist noun

Example Sentences

Recent Examples on the Web The Pap Corps derives its name from Dr. George Papanicolaou, a pioneer in cytopathology and early cancer detection who developed the Pap test, which looks for cancers and precancers in the cervix. Rick Menning,, 30 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cytopathology.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1898, in the meaning defined at sense 1

Time Traveler
The first known use of cytopathology was in 1898

Dictionary Entries Near cytopathology

Cite this Entry

“Cytopathology.” Dictionary, Merriam-Webster, Accessed 31 Jan. 2023.

Medical Definition


cy·​to·​pa·​thol·​o·​gy -pə-ˈthäl-ə-jē, -pa- How to pronounce cytopathology (audio)
plural cytopathologies
: a branch of pathology that deals with manifestations of disease at the cellular level
cytopathologic adjective
also cytopathological
cytopathologically adverb
cytopathologist noun
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
True or False

Test your knowledge - and maybe learn something along the way.

Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?