bacillus
ba·cil·lus
noun \bə-ˈsil-əs\plural ba·cil·li \-ˌī also -ē\
Definition of BACILLUS
1
a capitalized : a genus of rod-shaped gram-positive endospore-producing usually aerobic bacteria of the family Bacillaceae that include many saprophytes and some parasites (as B. anthracis of anthrax) b : any bacterium of the genus Bacillus; broadly : a straight rod-shaped bacterium
2
: bacterium; especially : a disease-producing bacterium








