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Definition of streptococcus
streptococci
play \-ˈkä-ˌkī, -(ˌ)kē; -ˈkäk-ˌsī, -(ˌ)sē\: any of a genus (Streptococcus) of spherical or ovoid chiefly nonmotile and parasitic gram-positive bacteria that divide only in one plane, occur in pairs or chains, and include important pathogens of humans and domestic animals; broadly : a coccus occurring in chains
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Recent Examples of streptococcus from the Web
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Allicin, a compound in garlic, might inhibit activity of group A streptococcus, the bacteria that causes the condition.
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Pediatricians are extremely eager to have a streptococcus A vaccine, especially as more antibiotics fail to control the infection.
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The discovery could help the long fight to find a vaccine against Group A streptococcus bacteria, which cause strep throat, scarlet fever and rheumatic heart disease.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'streptococcus'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of streptococcus
New Latin
STREPTOCOCCUS Defined for English Language Learners
streptococcus
playDefinition of streptococcus for English Language Learners
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medical : a type of bacteria that causes diseases in people and animals
Medical Dictionary
streptococcus
playMedical 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
2plural streptococci \-ˈkäk-ˌ(s)ī\play play : any bacterium of the genus Streptococcus; broadly : a coccus occurring in chains
Learn More about streptococcus
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Britannica English: Translation of streptococcus for Arabic speakers Britannica.com: Encyclopedia article about streptococcus
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