A telephone service that provides for subscribers the name and telephone number of a caller, which appear on a display as the call is being received.
noun
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A telephone service that identifies the origin of an incoming call by displaying, as on a cell phone screen, the telephone number or name of the caller.
noun
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A telephone company service that sends the caller's telephone number between the first and second ring of the call. If the calling number is not blocked, the calling number is displayed on the handset or base station of the called party. This is one feature within a set of services called Custom Local Area Signaling Services (CLASS). See ANI and CNAM.
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Synonymous with calling line identification (CLID) and calling numberdelivery. See CLID.
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Alternative Forms
Alternative Form of caller-id -
caller I.D.
Other Word Forms
Noun
Singular:
caller-id
Plural:
caller IDs
Caller-id Sentence Examples
However you may purchase separate caller id units to link to your phone.
In addition, if there's a phone number on your caller ID that you're unsure about, you can use the reverse lookup option to see who called while you weren't available.
Many users have grown accustomed to features like Caller ID and voicemail, but not all of them use them enough to justify the added cost each month.
Also, since nothing is being worn, the device can have an LCD screen or some other indicator that can used for secondary functions, like caller ID and other information.