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

Digital fingerprinting collates an array of data from your phone — your IP address, device model and OS, time zone, setup and anything else if can get — to create a unique identifier in aggregate, even if each individual data snippet us useless on its own. —Zak Doffman, Forbes.com, 10 Sep. 2025

We, in collaboration with our partners, store and/or access information on a user's device, including but not limited to IP addresses, unique identifiers, and browsing data stored in cookies, in order to process personal data. —Jazz Monroe, Pitchfork, 9 Sep. 2025

Color heightens visual memory: anniversary Tumi Red and translucent silver metallics emerge as instant identifiers. —Footwear News, 8 Sep. 2025

Their goal was to find an IP address — the unique identifier assigned to every cell phone and computer — that could reveal the source. —Samantha Stutsman, PEOPLE, 6 Sep. 2025

Word History

First Known Use

1807, in the meaning defined above

Rhymes for identifier

• emulsifier
• humidifier
• intensifier
• preamplifier
• acquire
• attire
• bonfire
• campfire
• ceasefire
• conspire
• desire
• enquire