[ leesh-muh-nahy-uh-sis, lahysh- ]

  1. any infection caused by a protozoan of the genus Leishmania.

Origin of leishmaniasis

First recorded in 1910–15; leishman(ia) + -iasis
  • Also leish·man·i·o·sis [leesh-man-ee-oh-sis, -mey-nee-, lahysh-]. /liʃˌmæn iˈoʊ sɪs, -ˌmeɪ ni-, laɪʃ-/.

Words Nearby leishmaniasis

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use leishmaniasis in a sentence

  • It is commonly known as "Kala-azar," or "dum-dum" fever, and more technically as tropical leishmaniasis.

    Handbook of Medical Entomology | William Albert Riley

British Dictionary definitions for leishmaniasis


leishmaniosis (liːʃˌmeɪnɪˈəʊsɪs, -ˌmæn-)

/ (ˌliːʃməˈnaɪəsɪs) /

  1. 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

Scientific definitions for leishmaniasis


[ lēsh′mə-nīə-sĭs ]

  1. 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.