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outdated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 no longer in use or fashionable; out-of-date; outmoded; antiquated.

outdated British  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Origin of outdated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.

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require significant time, resources, and careful experimentation, and meaningful scientific questions do not become outdated so quickly.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“It’s an outdated concept to be using race as a proxy for how people are going to vote. It doesn’t hold up in real life.”

From The Wall Street Journal • Mar. 27, 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Turner described their partnership as: “Republican and Democrat team up to fight outdated software for elections.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

The government said it hopes to speed up decision making by stripping away "outdated regulations and overlapping consultations" as part of cuts to red tape.

From BBC • Mar. 25, 2026

These games were outdated digital dinosaurs that had become museum pieces long before I was born.

From "Ready Player One: A Novel" by Ernest Cline

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.