[ tok-soh-plaz-moh-sis ]
/ ˌtɒk soʊ plæzˈmoʊ sɪs /

noun Pathology.

infection with the parasite Toxoplasma gondii, transmitted to humans by consumption of insufficiently cooked meat containing the parasite or by contact with contaminated cats or their feces: the illness produced is usually mild, but in pregnant women may damage the fetus.

Origin of toxoplasmosis

1925–30; <New Latin Toxoplasm(a) (see toxoplasma) + -osis Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for toxoplasmosis

/ (ˌtɒksəʊplæzˈməʊsɪs) /


a protozoal disease characterized by jaundice, enlarged liver and spleen, and convulsions, caused by infection with Toxoplasma gondii

Derived forms of toxoplasmosis

toxoplasmic, adjective
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

Medical definitions for toxoplasmosis

[ tŏk′sō-plăz-mōsĭs ]

n. pl. tox•o•plas•mo•ses (-mōsēz)

An infectious disease caused by the protozoan Toxoplasma gondii. The congenital form, resulting from parasites in the infected mother being transmitted to the fetus, is characterized by lesions of the central nervous system that can cause blindness and brain damage. Acquired toxoplasmosis is characterized by fever, swollen lymph nodes, and lesions in the liver, heart, lungs, and brain.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for toxoplasmosis

[ tŏk′sō-plăz-mōsĭs ]

An infectious disease caused by the protozoan Toxoplasma gondii that can be transmitted by infected humans and animals, especially cats, often by contact with feces. Toxoplasmosis can be a mild illness with fever and swollen lymph nodes, or progress to severe damage to the liver, heart, lungs, and brain. Fetuses that become infected during pregnancy may have congenital blindness and brain damage.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.