Inhalation vs. Exhalation — What's the Difference?

Inhalation happens when air or other gases enter the lungs.

Exhalation (or expiration) is the flow of the breath out of an organism. In animals, it is the movement of air from the lungs out of the airways, to the external environment during breathing.

The act or an instance of inhaling.

The act or an instance of exhaling.

An inhalant.

Something, such as air or vapor, that is exhaled.

The act of inhaling; inbreathing.

The act or process of exhaling; breathing out

The substance (medicament) which is inhaled.

That which is exhaled, or which rises in the form of vapor, fume, or steam

The act of inhaling; also, that which is inhaled.

A bright phenomenon; a meteor.

The act of inhaling; the drawing in of air (or other gases) as in breathing

The act or process of exhaling, or sending forth in the form of steam or vapor; evaporation.

A medication to be taken by inhaling it

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.

A bright phenomenon; a meteor.

Exhaled breath

The act of expelling air from the lungs