outdated

adjective

out·​dat·​ed ˌau̇t-ˈdā-təd 

: no longer current : outmoded

outdatedly adverb

outdatedness noun

Synonyms of outdated

• obsolete
• archaic
• antiquated

Examples of outdated in a Sentence

an outdated rotary telephone

Recent Examples on the Web

Responses may contain errors, omissions, or outdated information and should not be relied upon as authoritative. — Emily Mercer, Footwear News, 13 Oct. 2026

Train accidents are relatively common in Pakistan, where the railway system has suffered from decades of underinvestment, outdated tracks and aging signal systems. — ABC News, 13 Oct. 2026

The hidden cost of outdated website infrastructure also deserves attention. — James Fratzke, Forbes.com, 13 Oct. 2026

The lawsuits raised questions about the X2's design, alleging that Six Flags and the ride's manufacturer, S&S Worldwide, used outdated testing and maintenance. — Matthew Rodriguez, CBS News, 13 Oct. 2026

Word History

First Known Use

1616, in the meaning defined above

Rhymes for outdated

• abated
• ablated
• awaited
• belated
• berated
• castrated
• chelated
• citrated
• collated
• conflated
• created
• curated

Kids Definition

outdated

adjective

out·​dat·​ed (ˈ)au̇t-ˈdāt-əd 

: not up-to-date