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

However, the combination of personal identifiers and medical details makes this incident particularly troubling. — Kurt Knutsson, FOXNews.com, 18 Oct. 2026

The hackers also obtained access to unique student identifier numbers as well as information about gender, race or ethnicity, primary language, country of origin and English learner status. — Howard Blume, Los Angeles Times, 17 Oct. 2026

Each object has a unique identifier and extensible metadata and can be accessed through APIs. — Paul Speciale, Forbes.com, 16 Oct. 2026

In its latest court filing, AFA acknowledged that Spirit agreed that employees’ identification numbers won’t be part of what’s sold, for example, because they’ll be replaced by randomized identifiers. — Miami Herald, 10 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