Dictionary and Thesaurus

Definition of Expiration

• (n.) The act of expiring
• (n.) 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.
• (n.) Emission of volatile matter; exhalation.
• (n.) The last emission of breath; death.
• (n.) A coming to a close; cessation; extinction; termination; end.
• (n.) That which is expired; matter breathed forth; that which is produced by breathing out, as a sound.

Synonyms of Expiration

• Termination
• Expiry
• Passing
• Loss
• Departure
• Exit
• Going
• Release
• Exhalation
• Breathing Out

Antonyms of Expiration

Homophones of Expiration