try·​pano·​so·​mi·​a·​sis tri-ˌpa-nə-sə-ˈmī-ə-səs How to pronounce trypanosomiasis (audio)
plural trypanosomiases tri-ˌpa-nə-sə-ˈmī-ə-ˌsēz How to pronounce trypanosomiasis (audio)
: infection with or disease caused by trypanosomes

Example Sentences

Recent Examples on the Web These include some of mankind’s most ancient microbial adversaries: malaria, leprosy, cholera, typhoid and human African trypanosomiasis (HAT). Rebecca Kreston, Discover Magazine, 19 Aug. 2013 Another example is the parasite Trypanosoma brucei, which causes the disease African trypanosomiasis, commonly known as sleeping sickness. Jerome Groopman, The New Yorker, 5 Dec. 2022 Around the end of the nineteenth century, two major African trypanosomiasis epidemics swept through what is now Eastern Uganda, and Western Kenya. Carey Baraka, Quartz Africa, 26 Apr. 2020 And in 2020, the World Health Organization hopes to eliminate sleeping sickness, or African trypanosomiasis, as a public health problem. Davide Castelvecchi, Scientific American, 30 Dec. 2019 Local medical personnel are receiving more training to screen for and diagnose trypanosomiasis. Washington Post, 30 Oct. 2019 The parasite then enters the bloodstream and causes Chagas disease, also known as trypanosomiasis. Meera Senthilingam, CNN, 19 May 2017 See More

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

Word History


New Latin

First Known Use

1902, in the meaning defined above

Time Traveler
The first known use of trypanosomiasis was in 1902

Dictionary Entries Near trypanosomiasis

Cite this Entry

“Trypanosomiasis.” Dictionary, Merriam-Webster, Accessed 2 Feb. 2023.

Medical Definition


try·​pano·​so·​mi·​a·​sis tri-ˌpan-ə-sə-ˈmī-ə-səs How to pronounce trypanosomiasis (audio)
plural trypanosomiases -ˌsēz How to pronounce trypanosomiasis (audio)
: infection with or disease (as African sleeping sickness or Chagas disease) caused by flagellates of the genus Trypanosoma

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