Definition of perspirating in US English:

perspirating

adjective

rare
  • That perspires.

Origin

Late 18th century; earliest use found in Ethan Allen (1738–1789), revolutionary army officer and politician in America. From classical Latin perspīrāt-, past participial stem of perspīrāre perspire + -ing.

Pronunciation

perspirating

/ˈpəːspɪreɪtɪŋ/