exhalation, exalation

[Lat. exha latio, from exhalatus, pa. par. of exhalo; Fr. exha laison, exhalation; Sp. exhalacion; Ital.esalazione.] 1. The act or proce of exhaling or sending forth in the form of vapor; evaporation. 2. The state of being exhaled or evaporated; evaporation. boil, boy; pout, jowl; cat, çell, chorus, 1733 3. That which is exhaled or emitted in the form of vapor or steam; an effluvium, an emanation; as from marshes, decaying matter, . "He would have inhaled an atmosphere thick with peat smoke, and foul with a hundred noisome exhalations ."Macaulay: Hist. Eng ., ch. xiii.