lep·​to·​spi·​ro·​sis | \ ˌlep-tə-spī-ˈrō-səs How to pronounce leptospirosis (audio) \
plural leptospiroses\ ˌlep-​tə-​spī-​ˈrō-​ˌsēz How to pronounce leptospirosis (audio) \

Definition of leptospirosis

: any of several diseases of humans and domestic animals that are caused by infection with leptospires

Examples of leptospirosis in a Sentence

Recent Examples on the Web To get the total cost of vaccines, analysts combined the individual costs of the Bordetella, DAPP, bivalent influenza, leptospirosis, Lyme disease and rabies shots. Claire Rafford, The Indianapolis Star, 7 July 2022 Of these, leptospirosis is the only one that can be transmitted by urine. Dr. Keith Roach, oregonlive, 4 July 2022 In addition to the rabies vaccine, your furry friend can benefit from preventive shots like the leptospirosis vaccine, which prevents against a bacterial infection passed from wildlife. Elizabeth Sheldon, Good Housekeeping, 10 June 2022 These generously sized mammals — adults range from 150 to 500 pounds — are known to spread more than 30 infectious diseases, 20 of which can be transmitted to humans, including leptospirosis, toxoplasmosis and tularemia. Los Angeles Times, 1 Apr. 2022 Symptoms of leptospirosis may include fever, chills, vomiting, muscle aches or diarrhea and usually appear one to two weeks after exposure. Meredith Deliso, ABC News, 22 Jan. 2022 New York City dog owners are being warned after several pets may have been sickened by leptospirosis, a disease commonly associated with rats. Meredith Deliso, ABC News, 22 Jan. 2022 That has important public health implications, since rats carry dozens of pathogens, including salmonella and the bacteria Leptospira, which causes leptospirosis. Amanda Schupak, CNN, 19 Sep. 2021 There have also been 15 cases this year — the most since at least 2006 — of leptospirosis, which can cause serious liver and kidney damage and, in the city, typically spreads via rat urine, according to health officials. New York Times, 5 Nov. 2021 See More

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

First Known Use of leptospirosis

circa 1926, in the meaning defined above

History and Etymology for leptospirosis

New Latin

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The first known use of leptospirosis was circa 1926

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Last Updated

12 Jul 2022

Cite this Entry

“Leptospirosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/leptospirosis. Accessed 12 Aug. 2022.

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More Definitions for leptospirosis


lep·​to·​spi·​ro·​sis | \ ˌlep-tə-spī-ˈrō-səs How to pronounce leptospirosis (audio) \
plural leptospiroses\ -​ˌsēz How to pronounce leptospirosis (audio) \

Medical Definition of leptospirosis

: any of several diseases of humans and domestic animals (as cattle and dogs) that are caused by infection with spirochetes of the genus Leptospira

called also lepto

— see stuttgart disease, weil's disease at weil&

More from Merriam-Webster on leptospirosis

Britannica.com: Encyclopedia article about leptospirosis


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