The act of coming to a close; termination: the expiration of a contract. (noun)
The act of breathing out; exhalation.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "expiration" in a sentence
"In order to set that up, the council agreed on the term expiration date for places one and two being March 15, 2011 and term expiration date for places three, four and five being March 15, 2013."
"No more automatic reappointment of sitting directors at their term expiration if no one else runs for the seat."
"Current board members and their term expiration dates are:"