Source : Webster's Revised Unabridged Dictionary (1913)

Sudatory \Su"da*to*ry\, a. [L. sudatorius, fr. sudare to sweat:
   cf. F. sudatoire. See {Sweat}.]
   Sweating; perspiring.

Sudatory \Su"da*to*ry\, n.; pl. {Sudatories}. [L. sudatorium.]
   A bagnio; a sweating bath; a vapor bath.

         These sudatories are much in request for many
         infirmities.                             --Evelyn.