adj.
Pronunciation: ' ba-s ə - ˌ ler- ē , b ə - ' si-l ə -r ē
Variant: also ba · cil · lar \ b ə - ' si-l ə r, ' ba-s ə -l ə r \
Function: adjective
Etymology: Medieval Latin & New Latin bacillus
Date: 1865
1 : shaped like a rod also : consisting of small rods
2 : of, relating to, or caused by bacilli