identifier
noun
something, such as a name, number, code, label, etc., that serves to identify or represent a person or thing.
identifiers
-
pluralof identifier.plural
The grammatical form denoting more than one person, place, thing, or idea.
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.
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 β Aug. 15, 2026
It says it discovered that 47 IP addresses owned by Meta — that is, digital identifiers of internet accounts — had downloaded its movies without permission.
From Los Angeles Times β Jun. 18, 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 β Apr. 21, 2026
When we entrust digital platforms with our biometric data, we hand over unique, irreplaceable biological identifiers.
From The Wall Street Journal β Feb. 3, 2026
She plays the tape backward and forward, stops and starts, scribbles down identifiers she missed.
From "Orphan Train" by Christina Baker Kline
