Medical Definition of streptococcus
1 capitalized : a genus of spherical or ovoid chiefly nonmotile and parasitic gram-positive bacteria (family Streptococcaceae) that divide only in one plane, occur in pairs or chains, and include important pathogens of humans and domestic animals
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Dictionary: Definition of "streptococcus" Britannica English: Translation of "streptococcus" for Arabic speakers Britannica.com: Encyclopedia article about "streptococcus"
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