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n. pl. strep·to·ba·cil·li (-sĭl′ī)
Any of various gram-negative, rod-shaped, often pathogenic bacteria of the genus Streptobacillus, occurring in chains, especially S. moniliformis, which causes a type of rat-bite fever.


(Pathology) a bacterium that causes a type of rat-bite fever


(ˌstrɛp toʊ bəˈsɪl əs)

n., pl. -cil•li (-sil′ī).
1. any of various bacilli that form in chains.
2. any of the Gram-negative bacteria of the genus Streptobacillus, common in rat saliva and a cause of ratbite fever.
[1895–1900; < New Latin; see strepto-, bacillus]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.streptobacillus - any of various rod-shaped Gram-negative bacteria
rod - any rod-shaped bacterium
References in periodicals archive ?
The bacterial isolates expressed Gram +ve streptobacilli cell morphology.