lavatoria

Noun

lavatorium (plural lavatoriums or lavatoria)

1. (rare) A washroom or -place.
   • [T]he attendant returned and invited her to go to the lavatorium. Here the Japanese girls were waiting, and they at once took possession of Esther; and placing her beneath a refreshing spray of luke-warm water, they began to massage her.1903, Max Pemberton, chapter VII, in Doctor Xavier, 3rd edition, London: Hodder and Stoughton […], page 76
   1. (rare) Particularly, (architecture) the communal washing area in a monastery.
2. (rare) A lavatory.
   • A visit to the toilet proves embarrassing. Luke directs me to ‘the lavatorium’, a room with a long wooden bench that has four seats with holes the size of dinner plates.2015, Richard Graham, “The Fortress”, in Knight for a Day, London: Sagesse Press, →ISBN, page 48
   1. (historical, rare) An ancient Roman lavatory.
      • After that, Probono fades into obscurity, save for a reference in the third volume of Caesar’s Gallic Suits pertaining to an inscription engraved on a wall in a public lavatorium which, freely translated, means “Probono gives it away-call MXC-IIVD.”1985, S. Sponte [pseudonym; David J. Millstein], “To Wit: Pro Bono Publico, and how he grew”, in The Pennsylvania Lawyer, volume 7, Harrisburg, Pa.: Pennsylvania Bar Association, page 38, columns 2–3