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

Without verifiable identifiers, organizations risk a proliferation of unauthenticated agents, fragmented brand presence and diminished accountability across digital interactions. — Matt Overman, Forbes.com, 6 Aug. 2026

Likewise, identifiers don't float over characters, so the only way to figure out who someone is is by speaking with them. — Zackery Cuevas, PC Magazine, 6 Aug. 2026

The narrator, purged of identifiers except for her yearning, her rational faculties, and her sense of unbelonging, is counterintuitively relatable—a portrait of rudimentary, universal humanity. — Katy Waldman, New Yorker, 3 Aug. 2026

Previous reviews and data-matching efforts on voter rolls that lack a unique identifier like a Social Security number have been notoriously error-prone, Becker noted. — Miles Parks, NPR, 31 July 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