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bacillus

1 ENTRIES FOUND:
bacillus /bəˈsɪləs/ noun
plural bacilli /-ˈsɪˌlaɪ/ /bəˈsɪˌlaɪ/
bacillus
/bəˈsɪləs/
noun
plural bacilli /-ˈsɪˌlaɪ/ /bəˈsɪˌlaɪ/
Britannica Dictionary definition of BACILLUS
[count] technical
: a straight rod-shaped bacterium that requires oxygen for growth
also : a bacterium that causes disease