meaning of exhalation
1.  The act or process of exhaling, or sending forth in the form of steam or vapor; evaporation. 
2.  That which is exhaled, or which rises in the form of vapor, fume, or steam; effluvium; emanation; as, exhalations from the earth or flowers, decaying matter, etc. 
3.  A bright phenomenon; a meteor. 
4.  the act of expelling air from the lungs
						 
