Advertisement

Advertisement

MI5

[ em-ahy-fahyv ]

noun

  1. the government's security and counterespionage service that works in liaison with Scotland Yard's Special Branch.


MI5

abbreviation for

  1. Military Intelligence, section five; a former official and present-day popular name for the counterintelligence agency of the British Government
“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
Discover More

Word History and Origins

Origin of MI51

M(ilitary) I(ntelligence, Section) 5
Discover More

Compare Meanings

How does MI5 compare to similar and commonly confused words? Explore the most common comparisons:

Discover More

Example Sentences

Examples have not been reviewed.

The documents also reveal details of Andrew's "communication channel" with China's President Xi Jinping - including sending an annual birthday letter - and how MI5 intervened to warn against Andrew having contact with the alleged spy.

From

A battered leather briefcase left behind by Guy Burgess when he fled to Moscow in 1951 is among 20 objects from MI5's archives to go on display for the first time from Saturday.

From

MI5 has sent 6,000 paper records to the Archives since 1997 but chooses what it will release, unlike most parts of government.

From

One of the most striking exhibits is a fake Nazi medal, made for one of MI5's most successul wartime agents.

From

MI5 found in the briefcase is not included, although Burgess's passport is on show.

From

Advertisement

Advertisement

Advertisement

Advertisement


miMI6