#1
lavatory n. [
toilet, lav, can, john, privy, bathroom] a room or building equipped with one or more toilets
. wn #2
lavatory n. [
washbasin, basin, washbowl, washstand] a bathroom sink that is permanently installed and connected to a water supply and drainpipe; where you can wash your hands and face; "he ran some water in the basin and splashed it on his face"
. wn #3
lavatory n. [
flush toilet] a toilet that is cleaned of waste by the flow of water through it
. wn