meaning of f number

1. Automatic Number Identification ANI A service that tells the recipient of a telephone call the telephone number of the person making the call. This number can be passed to computer equipment to automatically retrieve associated information about the caller i. e. account status, billing records, etc. See CTI.

Related Words

automatic number identification | book of numbers | effective number of bits | f number | fixed-point number | floating-point number | identification number | imaginary part of a complex number | internet corporation for assigned names and numbers | law of large numbers | personal identification number | post-office box number | uniform resource number |

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