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Definitions

identifier

[ahy-den-tuh-fahy-er, i-den-] / aɪˈdɛn təˌfaɪ ər, ɪˈdɛn- /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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The way it works is guests’ faces are scanned, converted into a numerical identifier and matched with ticket data.

From Los Angeles Times May 20, 2026

That dollar amount served as a unique identifier in a separate disclosure table showing OBDC’s valuation methods for different categories of Level 3 investments.

From The Wall Street Journal May 13, 2026

A unique identifier number will be given to children across services, akin to an adult's national insurance number.

From BBC Jan. 28, 2025

She doesn’t use it as Nessa’s identifier but instead, uses it to poke fun at people’s misplaced assumptions of Nessa.

From Salon Dec. 5, 2024

It is customary for the first identifier to have the species named after him, or any name he chooses, so long as it is not already in use.

From "The Evolution of Calpurnia Tate" by Jacqueline Kelly

Since the public rolls don’t include voters’ unique identifiers, people at the lab also knew linking them to HSI’s data would produce mismatches — what the staffer called an “ungodly” number of false positives.

From Salon Aug. 15, 2026

These patterns act as unique optical identifiers that are difficult to replicate, making them useful for anti-counterfeiting and traceability applications.

From Science Daily Apr. 21, 2026

“Secure ballot envelope identifiers provide a reliable, auditable mechanism to enforce Federal law without unduly burdening or infringing on the rights of eligible voters,” the order reads.

From Los Angeles Times Mar. 31, 2026

When we entrust digital platforms with our biometric data, we hand over unique, irreplaceable biological identifiers.

From The Wall Street Journal Feb. 3, 2026

The regime then assigned identifiers on the cover of the cards.

From "Salt to the Sea" by Ruta Sepetys




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