[ luhn-duhn ]
/ ˈlʌn dən /
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Jack, 1876–1916, U.S. short-story writer and novelist.
a metropolis in SE England, on the Thames: capital of the United Kingdom.
City of, an old city in the central part of the former county of London: the ancient nucleus of the modern metropolis. 1 sq. mi. (3 sq. km).
County of, a former administrative county comprising the City of London and 28 metropolitan boroughs, now part of Greater London.
Greater. Also Greater London Council. an urban area comprising the city of London and 32 metropolitan boroughs. 609 sq. mi. (1,575 sq. km).
a city in S Ontario, in SE Canada.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use London in a sentence

British Dictionary definitions for London (1 of 2)

/ (ˈlʌndən) /

the capital of the United Kingdom, a port in S England on the River Thames near its estuary on the North Sea: consists of the City (the financial quarter), the West End (the entertainment and major shopping centre), the East End (the industrial and former dock area), and extensive suburbsLatin name: Londinium See also City
Greater London the administrative area of London, consisting of the City of London and 32 boroughs (13 Inner London boroughs and 19 Outer London boroughs): formed in 1965 from the City, parts of Surrey, Kent, Essex, and Hertfordshire, and almost all of Middlesex, and abolished for administrative purposes in 1996: a Mayor of London and a new London Assembly took office in 2000. Pop: 7 387 900 (2003 est). Area: 1579 sq km (610 sq miles)
a city in SE Canada, in SE Ontario on the Thames River: University of Western Ontario (1878). Pop: 337 318 (2001)
it's London to a brick Australian and NZ slang it is certain

British Dictionary definitions for London (2 of 2)

/ (ˈlʌndən) /

Jack, full name John Griffith London. 1876–1916, US novelist, short-story writer, and adventurer. His works include Call of the Wild (1903), The Sea Wolf (1904), The Iron Heel (1907), and the semiautobiographical John Barleycorn (1913)
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

Cultural definitions for London


Capital of Britain, located in southeastern England on both sides of the Thames River; officially called Greater London; a financial, commercial, industrial, and cultural center and one of the world's greatest ports.

notes for London

Many buildings of central London were destroyed or damaged in air raids, called the Blitz (short for blitzkrieg), during World War II.

notes for London

London is the home of Westminster Abbey, Hyde Park, Buckingham Palace, Big Ben, the Tower of London, and the University of London.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.