expiration

Etymology

Borrowed from Middle French expiration, from Latin exspīrātiōnem, accusative singular of exspīrātiō.

noun

1. The act of expiring.
2. The act or process of breathing out, or forcing air from the lungs through the nose or mouth
   respiration consists of inspiration and expiration
3. Emission of volatile matter; exhalation.
4. (euphemistic) The last emission of breath; death.
5. A cessation, extinction, ending
6. That which is produced by breathing out, as a sound.