• IPA: /ɪkˈspaɪ.ə(ɹ)/, /ɛkˈspaɪ.ə(ɹ)/

expire (expires, present participle expiring; past and past participle expired)

1. (intransitive) To die.

   The patient expired in hospital.

2. (intransitive) To lapse and become invalid.

   My library card will expire next week.

3. (ambitransitive) To exhale; to breathe out.

   • Anatomy exhibits the lungs in a continual motion of inspiring and expiring air.

   • This chafed the boar; his nostrils flames expire.

   • 1843, Loring Dudley Chapin

     Animals expire carbon and plants inspire it; plants expire oxygen and animals inspire it.

4. (transitive) To give forth insensibly or gently, as a fluid or vapour; to emit in minute particles.
   • 1626, Francis Bacon, Sylva Sylvarum, Or, A Naturall Historie: In Ten Centuries

     the expiring of cold out of the inward parts of the earth in winter

5. (transitive) To bring to a close; to terminate.

   • c. 1591–1595, William Shakespeare, “The Tragedie of Romeo and Ivliet”, in Mr. William Shakespeares Comedies, Histories, & Tragedies: Published According to the True Originall Copies (First Folio), London: Printed by Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358 ↗, [Act I, scene iv]:

     Expire the term / Of a despised life.

• (to die) See also Thesaurus:die

• (to exhale) inspire

• inspire
• respiration
• respire
• spirit

• French: expirer
• German: ablaufen, erlöschen, verfallen
• Portuguese: vencer, expirar
• Russian: истека́ть
• Spanish: vencer, caducar

• German: ausatmen