Webster's Revised Unabridged Dictionary · 1913

Exhale

Exhale (eks*hāl" or egz*āl") , transitive verb

[Latin exhalare; ex out + halare to breathe; compareF. exhaler. Compare Inhale.]

1.
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.
Less fragrant scents the unfolding rose exhales. — Pope
2.
To draw out; to cause to be emitted in vapor; as, the sun exhales the moisture of the earth.

Exhale , intransitive verb

To rise or be given off, as vapor; to pass off, or vanish.
Their inspiration exhaled in elegies. — Prescott