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Definition of Expire
1. Verb. Lose validity. "My passports expired last month"
2. Verb. Pass from physical life and lose all bodily attributes and functions necessary to sustain life. "The old guy kicked the bucket at the age of 102"
Specialized synonyms: Abort, Asphyxiate, Stifle, Suffocate, Buy It, Pip Out, Drown, Predecease, Famish, Starve, Fall, Succumb, Yield
Generic synonyms: Change State, Turn
Related verbs: Break, Break Down, Conk Out, Die, Fail, Give Out, Give Way, Go, Go Bad, Die
Derivative terms: Decease, Decedent, Death, Death, Death, Death, Death, Death, Exit, Expiration, Going, Passing
Antonyms: Be Born
Also: Die Down, Die Down, Die Off, Die Out
3. Verb. Expel air. "Exhale when you lift the weight"
Generic synonyms: Breathe, Respire, Suspire, Take A Breath
Specialized synonyms: Snort, Blow
Derivative terms: Exhalation, Exhalation, Expiration, Expiratory
Antonyms: Inhale
Definition of Expire
1. v. t. To breathe out; to emit from the lungs; to throw out from the mouth or nostrils in the process of respiration; - - opposed to inspire.
2. v. i. To emit the breath.
Definition of Expire
1. Verb. (intransitive) to die ¹
2. Verb. (intransitive) to become invalid ¹
3. Verb. (intransitive) to exhale; to breathe (out). ¹
4. Verb. (transitive) to exhale (something). ¹
¹ Source: wiktionary.com
Definition of Expire
1. to come to an end [v -PIRED, -PIRING, -PIRES]
Medical Definition of Expire
1. 1. To breathe out; to emit from the lungs; to throw out from the mouth or nostrils in the process of respiration; opposed to inspire. "Anatomy exhibits the lungs in a continual motion of inspiring and expiring air." (Harvey) "This chafed the boar; his nostrils flames expire." (Dryden) 2. To give forth insensibly or gently, as a fluid or vapor; to emit in minute particles; to exhale; as, the earth expires a damp vapor; plants expire odors. "The expiring of cold out of the inward parts of the earth in winter." (Bacon) 3. To emit; to give out. 4. To bring to a close; to terminate. "Expire the term Of a despised life." (Shak) Origin: L. Expirare, exspirare, expiratum, exspiratum; ex out + spirare to breathe: cf. F. Expirer. See Spirit. 1. To emit the breath. 2. To emit the last breath; to breathe out the life; to die; as, to expire calmly; to expire in agony. 3. To come to an end; to cease; to terminate; to perish; to become extinct; as, the flame expired; his lease expires to-day; the month expired on Saturday. 4. To burst forth; to fly out with a blast. "The ponderous ball expires." Source: Websters Dictionary (01 Mar 1998)