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

Discovery and development Clozapine was named in 1959 by researchers at the Swiss pharmaceutical company Wander AG, where it had been initially synthesized the previous year and assigned the identifier HF-1854. — Encyclopedia Britannica, 7 Oct. 2026

Virtual accounts use unique identifiers to track payments while funds remain in the underlying physical account. — Andreas Schweitzer, Forbes.com, 24 Sep. 2026

The unique identifier requirement has been removed from the bill, and the timeline for companies to come into compliance was extended to five years. — Naisha Roy, ProPublica, 18 Sep. 2026

Whimsigoth has deep ties to mid-1990s grunge culture, too, so related searches for identifiers of the era, like Mary Jane shoes and romantic goth looks, are also on the rise. — Kelsey Legg, ABC News, 16 Sep. 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