[ob-suh-les-uh ns]


the state, process, or condition of being or becoming obsolete.

Origin of obsolescence

First recorded in 1820–30; obsolesc(ent) + -ence
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for obsolescence

Contemporary Examples of obsolescence

Historical Examples of obsolescence

Word Origin and History for obsolescence

1809; see obsolescent + -ence. Phrase Planned obsolescence coined 1932, revived as a disparaging term 1950s.

Online Etymology Dictionary, © 2010 Douglas Harper

obsolescence in Culture



A decline in the value of equipment or of a product brought about by an introduction of new technology or by changes in demand. (See planned obsolescence.)

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.