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[leesh-muh-nahy-uh-sis, lahysh-] /ˌliʃ məˈnaɪ ə sɪs, ˌlaɪʃ-/
noun, Pathology.
any infection caused by a protozoan of the genus Leishmania.
Also, leishmaniosis
[leesh-man-ee-oh-sis, -mey-nee-, lahysh-] /liʃˌmæn iˈoʊ sɪs, -ˌmeɪ ni-, laɪʃ-/ (Show IPA)
Compare kala-azar.
Origin of leishmaniasis
First recorded in 1910-15; leishman(ia) + -iasis Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for leishmaniasis


any disease, such as kala-azar, caused by protozoa of the genus Leishmania
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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leishmaniasis in Medicine

leishmaniasis leish·man·i·a·sis (lēsh'mə-nī'ə-sĭs)

  1. An infection caused by the flagellated protozoa of the genus Leishmania transmitted to humans by bloodsucking sand flies.

  2. A disease, such as kala-azar caused by flagellated protozoa of the genus Leishmania.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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leishmaniasis in Science
An infection or disease caused by any of the flagellate protozoans of the genus Leishmania, transmitted to humans and animals by bloodsucking sand flies and characterized by skin ulcerations or an acute illness marked by fever, anemia, and enlargement of the liver and spleen.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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