What is the meaning of Expiration?

An act, process, or instance of expiring.

  1. The act or process of breathing out, or forcing air from the lungs through the nose or mouth.

    The act or process of breathing out, or forcing air from the lungs through the nose or mouth.

    A single outward breath.

    Other similar release of volatile matter.

    The last emission of breath; thus, synonym of death.

    Any other (metaphorically comparable) cessation, extinction, or ending.

    That which is produced by breathing out, as a sound.

    expiration (act of expiring)

    expiration (act of breathing out)

    expiration (end)

    Source: wiktionary.org