expiration

[ ek-spuh-rey-shuh n ]
/ ˌɛk spəˈreɪ ʃən /

noun

a coming to an end; termination; close: the expiration of a contract.
the act of expiring, or breathing out; emission of air from the lungs.
Archaic. death.

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Origin of expiration

1375–1425; late Middle English expiracioun < Latin expīrātiōn- (stem of expīrātiō), equivalent to expīrāt(us) (past participle of ex(s)pīrāre to expire) + -iōn- -ion

OTHER WORDS FROM expiration

non·ex·pi·ra·tion, nounpre·ex·pi·ra·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for expiration

British Dictionary definitions for expiration

expiration
/ (ˌɛkspɪˈreɪʃən) /

noun

the finish of something; ending; expiry
the act, process, or sound of breathing out
rare a last breath; death
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for expiration

expiration
[ ĕk′spə-rāshən ]

n.

exhalation
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for expiration

expiration
[ ĕk′spə-rāshən ]

See exhalation.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.