vi to rise or be given off, as vapor; to pass off, or vanish.
2. exhale ·vt to draw out; to cause to be emitted in vapor; as, the sum exhales the moisture of the earth.
3. exhale ·vt to breathe out. hence: to emit, as vapor; to send out, as an odor; to evaporate; as, the earth exhales vapor; marshes exhale noxious effluvia.