outdated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: no longer current : outmoded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Synonyms of outdated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Examples of outdated in a Sentence

an outdated rotary telephone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

Roseberry repurposed the outdated materials of an early aughts IT department, while McQueen’s robotic arms were borrowed from a factory where they were used to paint cars — hardly super high-tech advancements threatening species-level extinction. — Leah Dolan, CNN Money, 20 Oct. 2026

An inability to update outdated predictions is one factor that may contribute to mental illness. — Maia Szalavitz, Scientific American, 20 Oct. 2026

Given the active exploitation, outdated versions should be updated immediately. — Dan Goodin, ArsTechnica, 19 Oct. 2026

That means someone using an outdated, vulnerable iPhone could encounter malicious content while browsing the web, potentially without realizing anything unusual happened. — Kurt Knutsson, FOXNews.com, 19 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Rhymes for outdated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outdated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