Roman Baths - the rooms
apodyterium (-a)
The changing room, or rooms of a bath.
caldarium
The main hot room, or rooms of a bath
destrictarium
A room where oil would be applied and perhaps massage might take place.
frigidarium
The main cold bathing room. It would contain one or more unheated pools, and could be located indoors or outdoors.
laconicum
A sweating chamber that provided hot, dry steam.
sudatorium
The sweating room that provided hot, humid air.
tepidarium
A room that acted like a heat lock between the hotter caldarium and colder frigidarium