Other forms: bathrooms
A bathroom is the room with a bath or shower, a washbasin and usually a toilet. The bathroom is upstairs, a family bathroom, clean the bathroom.
In American English, bathroom is the standard polite word for a lavatory anywhere, including one with no bath in it, which is why go to the bathroom is said in restaurants. British English keeps toilet, loo and lavatory for that and bathroom for the room. Note en suite, cloakroom, and downstairs toilet — all British terms for arrangements Americans would simply call bathrooms.
1nounbathroomThe room with a bath or shower and a washbasin.
“The bathroom was last decorated in about 1978.”
bathroom is a room.
From bath + room. From bath + room. Compare Dutch badkamer (“bathroom”), German Badezimmer (“bathroom”), Swedish badrum (“bathroom”), Faroese baðrúm (“bathroom”).
Etymology from Wiktionary, CC BY-SA