identifier

noun

iden·​ti·​fi·​er ī-ˈden-tə-ˌfī(-ə)r 

ə-

: one that identifies

Examples of identifier in a Sentence

Recent Examples on the Web

Brands may lean harder on arguments that their scans produce only measurements, not identifiers, to try to stay outside BIPA’s reach. — Lauren Schuster, Sacbee.com, 4 Nov. 2026

This lets retailers reliably track pricing, assortment and marketing trends even in categories like fashion where identifiers are typically inconsistent or missing. — Arthur Zaczkiewicz, Footwear News, 3 Nov. 2026

An early 20th-century chromolithograph from what is now Mumbai titled Rama, Lakshmana, and Hanuman shows him alongside Rama and Hanuman, retaining the bow as an identifier. — Tamanna Nangia, Encyclopedia Britannica, 30 Oct. 2026

You’ll be assigned a unique identifier to validate your registration. — Karen Garcia, Los Angeles Times, 29 Oct. 2026

Word History

First Known Use

1807, in the meaning defined above

Rhymes for identifier

• amplifier
• clarifier
• classifier
• gasifier
• magnifier
• modifier
• multiplier
• occupier
• pacifier
• purifier
• qualifier
• quantifier