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[toh-kee-oh; Japanese taw-kyaw] /ˈtoʊ kiˌoʊ; Japanese ˈtɔ kyɔ/
a seaport in and the capital of Japan, on Tokyo Bay: one of the world's largest cities; destructive earthquake and fire 1923; signing of the Japanese surrender document aboard the U.S.S. Missouri, September 2, 1945.
Formerly Edo, Yeddo, Yedo.
Related forms
Tokyoite, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for tokio


/ˈtəʊkjəʊ; -kɪˌəʊ/
the capital of Japan, a port on SE Honshu on Tokyo Bay (an inlet of the Pacific): part of the largest conurbation in the world (the Tokyo-Yokohama metropolitan area) of over 35 million people; major industrial centre and the chief cultural centre of Japan. Pop (city proper): 8 025 538 (2002 est)
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
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Word Origin and History for tokio


so named 1868, from Japanese to "east" + kyo "capital;" its earlier name was Edo, literally "estuary."

Online Etymology Dictionary, © 2010 Douglas Harper
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tokio in Culture

Tokyo definition

Capital of Japan and largest city in the country, located on the island of Honshu at the head of Tokyo Bay; the administrative, financial, educational, and cultural center of Japan.

Note: The world's largest city, Tokyo is also among its most modern.
Note: It was heavily damaged by Allied bombing during World War II.
Note: Tokyo became the capital of the Japanese Empire in 1868 when Japan began a period of intensive modernization.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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