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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 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.

From Los Angeles Times ● Oct. 17, 2026

When a child is adopted in the UK, their NHS number - or equivalent health service identifier - is changed to protect their anonymity.

From BBC ● Oct. 10, 2026

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

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

UnitedHealth Group, which insured some Perfect Child patients, said “it is not at all uncommon to see ABA providers change names and” tax identifiers to avoid detection of potentially fraudulent billing.

From The Wall Street Journal ● Jun. 2, 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

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

From "Salt to the Sea" by Ruta Sepetys


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