Lavatorium
Defined in 2 dictionaries — Black's (1910), Black's (1891)
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
A laundry or place to wash in; a place in the porch or entrance of cathedral churches, where the priest and other officlating ministers were obliged to wash their hands before they proceeded to divine service.
A Dictionary of Law
Henry Campbell Black · 1891
A laundry or place to wash in; a place in the porch or entrance of cathedral churches, where the priest and other officiating ministers were obliged to wash their hands before they proceeded to divine service.