D-notice

or D no·tice

[dee-noh-tis]
noun British.
  1. a government notice sent to newspapers or other publications requesting them to withhold information for reasons of state security.

Origin of D-notice

1960–65; D(efence) notice
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for d-notice

D-notice

noun
  1. British an official notice sent to newspapers, prohibiting the publication of certain security information

Word Origin for D-notice

C20: from their administrative classification letter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012