Lewis Short
(adjective) : sūdātōrĭus, a, um, sudo
* Belonging to or serving for sweating, sudatory.
* Adj.: unctiones,Plaut. Stich. 1, 3, 73: qualitas,Cassiod. Var. 2, 39 med.
* Subst.: sūdātōrĭum, ii, n., a sweatingbath, sweating-room, a sudatory: circa balinea ac sudatoria,Sen. Vit. Beat. 7, 2; id. Ep. 51, 6.
Charlton T. Lewis, Charles Short, A Latin Dictionary