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English definition of “ex-directory”


adjective     UK ( US unlisted) COMMUNICATIONS
used for describing a telephone number that is not in the public telephone directory (= book that lists numbers ) and is not given by the telephone company to people who ask for it: an ex-directory number If you wish to go ex-directory, contact your phone company to find out your options .
(Definition of ex-directory adjective from the Cambridge Business English Dictionary © Cambridge University Press)
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