outdated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: no longer current : outmoded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Synonyms of outdated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Examples of outdated in a Sentence

an outdated rotary telephone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

Clarification and update of City charter Shall the City Charter be amended for style, clarity and consistency, along with amendments removing outdated provisions, and amendments updating the Charter to conform with State law provisions? — South Florida Sun Sentinel, Sun Sentinel, 3 Nov. 2026

Most of the systems targeted then were reportedly using outdated software. — ABC News, 2 Nov. 2026

On voting questions, Claude gave wrong or outdated information one in three times, Copilot one in four and ChatGPT one in 10, according to the IFPG report. — Katie McQue, NPR, 2 Nov. 2026

An outdated schedule or an inaccurate delivery record can produce a misleading recommendation. — Nikhil Chandankhede, Forbes.com, 30 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Rhymes for outdated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outdated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