outdated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: no longer current : outmoded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Synonyms of outdated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Examples of outdated in a Sentence

an outdated rotary telephone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

The result is that assumptions used for budgeting and forecasting can become outdated in a matter of months or even weeks. — Sudipto Dasgupta, Forbes.com, 6 Oct. 2026

The Middle Ages is a period freighted with the immense weight of outdated preconceptions. — James Folta, Literary Hub, 5 Oct. 2026

But it is based partly on outdated spending and revenue trends, leaving it unprepared to maintain hundreds of millions of dollars in new investments in municipal aid, affordable childcare and social services. — Keith M. Phaneuf, Hartford Courant, 4 Oct. 2026

The agency had to completely overhaul its outdated technological backbone, Patel told Fox News Digital. — Louis Casiano, FOXNews.com, 2 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Rhymes for outdated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outdated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