·noun The last emission of breath; death.
II. Expiration ·noun Emission of volatile matter; exhalation.
III. Expiration ·noun The act of Expiring.
IV. Expiration ·noun A coming to a close; cessation; extinction; termination; end.
V. Expiration ·noun That which is expired; matter breathed forth; that which is produced by breathing out, as a sound.
VI. Expiration ·noun The act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration;
— opposed to inspiration.