• synonyms


noun Veterinary Pathology.
  1. any of a series of specific infectious diseases caused by epithelial protozoan parasites, which may affect the intestines of birds, domestic animals, or dogs.
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Origin of coccidiosis

1890–95; < New Latin Coccidi(a) (see coccidium) + -osis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for coccidiosis

Historical Examples

  • The Guinea pig, like the rabbit, suffers from scabies and coccidiosis.

    The Elements of Bacteriological Technique

    John William Henry Eyre

  • It is quite possible, therefore, that coccidiosis of the liver is an important factor in decreasing the resistance to caffein.

  • Rabbit No. 335 seems to be an exception, but the post-mortem examination showed the presence of coccidiosis of the liver.

  • Thus are occasioned grave attacks of coccidiosis, characterized by severe enteritis and diarrhoea, which may end fatally.

British Dictionary definitions for coccidiosis


  1. any disease of domestic and other animals caused by introcellular parasitic protozoa of the order Coccidia. One species, Isospora hominis, can infect humans
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Word Origin

C19: from New Latin; see coccus, -osis
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

Word Origin and History for coccidiosis


Modern Latin, from Greek *kokkidion, diminutive of kokkis, diminutive of kokkos "berry" + -osis.

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Online Etymology Dictionary, © 2010 Douglas Harper

coccidiosis in Medicine


  1. An intestinal disease caused by a coccidium.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.