the act or fact of disappointing: All of his efforts only led to the disappointment of his supporters.
the state or feeling of being disappointed: Her disappointment was very great when she didn't get the job.
a person or thing that disappoints: The play was a disappointment.

Origin of disappointment

First recorded in 1605–15; disappoint + -ment
Related formspre·dis·ap·point·ment, noun

Synonyms for disappointment


[dis-uh-point-muh nt]


Cape, a cape in SW Washington state, projecting into the Pacific Ocean on the N of the mouth of the Columbia River.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for disappointment



the act of disappointing or the state of being disappointed
a person, thing, or state of affairs that disappoints
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

Word Origin and History for disappointment

1610s, "fact of disappointing;" see disappoint + -ment. Meaning "state or feeling of being disappointed" is from 1756. Meaning "a thing that disappoints" is from 1756.

Online Etymology Dictionary, © 2010 Douglas Harper