GNU Collaborative International Dictionary of English

Found 2 definitions 

  1.       

    Lavatory , a. Washing, or cleansing by washing.
    1913 Webster
    
      
    
  2.       

    Lavatory, n.; pl. Lavatories . [L. lavatorium: cf. lavatoire. See Lave to wash, and cf. Laver.]
    1. A place for washing.
      1913 Webster
    2. A basin or other vessel for washing in.
      1913 Webster
    3. A wash or lotion for a diseased part.
      1913 Webster
    4. A place where gold is obtained by washing.
      1913 Webster
    5. A room containing one or more sinks for washing, as well as one or more toilet fixtures; also called bathroom, toilet, and sometimes commode. Commode and toilet may refer to a room with only a toilet fixture, but without a sink.
      Syn. -- toilet, lavatory, can, facility, john, privy, bathroom.
      WordNet 1.5
      +PJC