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.

QUIZZES

THIS WEEK’S WORD OF THE DAY QUIZ IS POSITIVELY FELICIFIC

Do you study our Words of the Day with great assiduity? See how many you remember from March 30 to April 5!
Question 1 of 7
transliterate

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

British Dictionary definitions for non-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 non-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 non-expiration

expiration
[ ĕk′spə-rāshən ]

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