GCHQ

G2C3H4Q10

Initialism of Government Communications Headquarters.

UncommonScrabble 19
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Meanings

proper noun
  1. abbreviationinitialismInitialism of Government Communications Headquarters.

    I was inside Government Communications Headquarters, invariably called GCHQ. It's the UK's technical spy agency, only admitted to exist by the government in 1994.

    [2018, Carl Miller, chapter 6, in The Death of the Gods […] , William Heinemann, →ISBN
    1 more example

    For the challenge, GCHQ posted a code at www.canyoucrackit.co.uk and invited British citizens to solve it. The code consisted of 160 letters and numbers arranged in a rectangular display.

    2013, Ravi Gupta, Hugh Brooks, Using Social Media for Global Security, page 190
Cite this entry
APA

GCHQ. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/GCHQ

MLA

“GCHQ.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/GCHQ. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “GCHQ,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/GCHQ.

Source: GCHQ on Wiktionary, CC BY-SA 4.0.