toilet-room

Noun

toilet room (plural toilet rooms)

1. (historical) A room in which to perform one's toilet, including dressing and grooming, particularly before execution.
   • We first enter a set of apartments, that are fitted up as toilette-rooms for the ladies.1800, William Tooke, History of Russia, volume II, page 428

   Synonyms:

   cabinet, chamber

2. A room in which to use a toilet: a lavatory.
   • The other apartments are for toilet rooms for both sexes, on first and second floors.1854, San Francisco Board of Education, Annual Report, page 9

   Synonyms:

   toilet