Definition of actinomyces
: any of a genus (Actinomyces) of filamentous or rod-shaped bacteria that includes usually commensal and sometimes pathogenic forms inhabiting mucosal surfaces especially of the oral cavity of warm-blooded vertebrates
Origin of actinomyces
New Latin, genus name, from actin- + Greek mykēt-, mykēs fungus; akin to Greek myxa mucus — more at mucus
First Known Use: 1882
Medical Definition of actinomyces
1 capitalized : a genus of filamentous or rod-shaped gram-positive bacteria of the family Actinomycetaceae that includes usually commensal and sometimes pathogenic forms inhabiting mucosal surfaces especially of the oral cavity—compare actinomycosis
2plural actinomyces : a bacterium of the genus Actinomyces
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Medical Dictionary: Definition of "actinomyces"
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