Bacillary \Bac"il*la*ry\, a. (Biol.) Of or pertaining to bacilli; produced by, or containing, bacilli; bacillar; as, a bacillary disease.
Source: Webster's Revised Unabridged Dictionary (1913)
Bacillary \Bac"il*la*ry\, a. Of or pertaining to little rods; rod-shaped.