identifier

noun

iden·​ti·​fi·​er ī-ˈden-tə-ˌfī(-ə)r How to pronounce identifier (audio)
ə-
: one that identifies

Examples of identifier in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Stripped of their personal identifiers and identity, guards stopped seeing prisoners as people and went on to treat them without the humanity that all deserve. William Robiner, Twin Cities, 15 Feb. 2026 Showrunner is a scant identifier for Murphy, who, next to Taylor Sheridan and possibly Tyler Perry, cuts, rather, the figure of a streaming imperialist, endlessly iterating formulaic soaps about gender and power in the country. Doreen St. Félix, New Yorker, 14 Feb. 2026 The new update significantly broadens this scope to include high-stakes government identifiers. Aamir Khollam, Interesting Engineering, 10 Feb. 2026 By abandoning standard categorization, Otlet could tag a single fact with multiple topics, time periods, and other relevant identifiers. Big Think, 9 Feb. 2026 See All Example Sentences for identifier

Word History

First Known Use

1807, in the meaning defined above

Time Traveler
The first known use of identifier was in 1807

Browse Nearby Words

Cite this Entry

“Identifier.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/identifier. Accessed 25 Feb. 2026.

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