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caller ID

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noun \-ˌī-ˈdē\

Simple Definition of caller ID

  • : a service that allows you to see who is calling before you answer a telephone call

Source: Merriam-Webster's Learner's Dictionary

Full Definition of caller ID

  1. :  a telephone service that allows a subscriber to identify the telephone number of a caller before answering the call —called also caller identification

Examples of caller id in a sentence

  1. a phone system with caller ID



1989

First Known Use of caller id

1989


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