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Synonyms

outdated

American  
[out-dey-tid] / ˌaʊtˈdeɪ tɪd /

adjective

  1. no longer in use or fashionable; out-of-date; outmoded; antiquated.

outdated British  
/ ˌaʊtˈdeɪtɪd /

adjective

  1. old-fashioned or obsolete

"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

Etymology

Origin of outdated

First recorded in 1610–20; out- + date 1 + -ed 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

If eligibility for schemes is based on faulty or outdated data, the number of beneficiaries can be misjudged, distorting delivery.

From BBC • Mar. 31, 2026

In reality, replication studies require significant time, resources, and careful experimentation, and meaningful scientific questions do not become outdated so quickly.

From Science Daily • Mar. 29, 2026

It has run various projects to digitize and share the archives publicly before, which have resulted in incomplete, outdated and user-unfriendly databases, but still says it wants to do it itself.

From The Wall Street Journal • Mar. 28, 2026

Turner described their partnership as: “Republican and Democrat team up to fight outdated software for elections. Oh, my!”

From Los Angeles Times • Mar. 25, 2026

Our computer lab in the library only has twenty outdated computers for the entire student body.

From "The Freedom Writers Diary" by The Freedom Writers

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.