caller ID


: a telephone service that allows a subscriber to identify the telephone number of a caller before answering the call

called also caller identification

Example Sentences

a phone system with caller ID

Word History

First Known Use

1985, in the meaning defined above

Time Traveler
The first known use of caller ID was in 1985

Dictionary Entries Near caller ID

Cite this Entry

“Caller ID.” Dictionary, Merriam-Webster, Accessed 1 Feb. 2023.

Kids Definition

caller ID

: a telephone service that identifies the phone number of a caller
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