noun,plural su·da·ti·o·nes [soo-dey-shee-oh-neez]. /suˌdeɪ ʃiˈoʊ niz/.
(in an ancient Roman bath) a chamber, between the sudatorium and the calidarium, where sweat was removed.
<Latin sūtātiō originally, act of sweating, equivalent to sūdā(re) to sweat + -tiō noun suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023