outdated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: no longer current : outmoded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Synonyms of outdated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Examples of outdated in a Sentence

an outdated rotary telephone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The AQRe Project replaces this outdated model with a digital blockchain system that provides real-time traceability. —Arthur Zaczkiewicz, Footwear News, 27 Apr. 2026

While not difficult to replace, outdated light fixtures can significantly impact a room's overall look. —Kamron Sanders, Better Homes & Gardens, 27 Apr. 2026

Those parties clinging to the outdated and socially unacceptable business model that relies on selling puppy mill puppies to unsuspecting consumers are no longer welcome in nine states and over 520 localities and some are looking for a new home. —Annie Hornish, Hartford Courant, 27 Apr. 2026

There is also broad consensus that the federal definition of emotional disturbance is outdated and too subjective. —Laurie Stern, NPR, 26 Apr. 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Rhymes for outdated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outdated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