MI6
noun/ˌem aɪ ˈsɪks/
/ˌem aɪ ˈsɪks/
[uncountable]- the British government organization that deals with information from outside the UK that concerns British national security. Its official name is ‘the Secret Intelligence Service’.CultureMI6 is an abbreviation of 'Military Intelligence section 6'. Like that of MI5, the role of MI6 changed in the early 1990s and its activities became much less secret.
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