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[ak-tin-oh-mahy-koh-sis, ak-tuh-noh-] /ækˌtɪn oʊ maɪˈkoʊ sɪs, ˌæk tə noʊ-/
noun, Veterinary Pathology, Pathology
an infectious, inflammatory disease caused by Actinomyces israelii in humans and A. bovis in domestic animals, and characterized by lumpy, often suppurating tumors, especially, about the jaws.
Also called lumpy jaw.
1880-85; actinomyc(es) + -osis
Related forms
[ak-tin-oh-mahy-kot-ik, ak-tuh-noh-] /ækˌtɪn oʊ maɪˈkɒt ɪk, ˌæk tə noʊ-/ (Show IPA),
adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for actinomycosis


a fungal disease of cattle and of cats and dogs, sometimes transmitted to humans esp by bites, characterized by a swelling of the affected part, most often the jaw or lungs Nontechnical name lumpy jaw
Derived Forms
actinomycotic (ˌæktɪnəʊmaɪˈkɒtɪk) 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
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actinomycosis in Medicine

actinomycosis ac·ti·no·my·co·sis (āk'tə-nō-mī-kō'sĭs)
An inflammatory disease of cattle, hogs, and sometimes humans, caused by microorganisms of the genus Actinomyces and characterized by lumpy tumors of the mouth, neck, chest, and abdomen.

ac'ti·no·my·cot'ic (-kŏt'ĭk) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Encyclopedia Article for actinomycosis

a noncontagious bacterial infection of humans and cattle that is caused by two anaerobic species of the genus Actinomyces. The disease is characterized by multiple painful, hard swellings filled with pus, most often seen on the face, neck, chest, and abdomen. Actinomyces bovis is responsible for the disease in cattle and Actinomyces israeli for that in humans.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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