As"per*gill (#), As`per*gil"lum (#), n. [LL. aspergillum, fr. L. aspergere. See Asperse, v. t.]
1.
The brush used in the Roman Catholic church for sprinkling holy water on the people.
[Also written aspergillus.]
2. Zool.
See Wateringpot shell.
© Webster 1913.