aspergillum

[ as-per-jil-uh m ]

/ ˌæs pərˈdʒɪl əm /

a brush or instrument for sprinkling holy water; aspersorium.

Origin of aspergillum

1640–50; < New Latin, equivalent to Latin asperg(ere) to besprinkle (see a-⁵, sparge) + -illum diminutive suffix

A portion of the cylindrical stem of a flabellum or aspergillum, probably French of the twelfth century, is in the British Museum.

History of the Fan |George Woolliscroft Rhead
The brush used for sprinkling is an aspergill (aspergillum), or aspersoir, and the vessel for this water an aspersorium.

Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7 |Various
We have already mentioned an ancient Christian fresco in which an aspergillum is represented.

The Ceremonies of the Holy-Week at Rome |Charles Michael Baggs
On this table were a silver crucifix, a vase filled with holy water, and an aspergillum.

The Memoirs of Victor Hugo |Victor Hugo

He is attended by a minister with a vase of holy water, an aspergillum and a copy of the Rituale or missal.

Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 5 |Various

aspergillum

/ (ˌæspəˈdʒɪləm) /

another term for aspersorium (def. 2)

C17: from New Latin aspergillum, from Latin aspergere, from spargere to sprinkle