Chang·chun (chäng?cho?on?) Formerly Hsin·king (sh?n?k?ng?, -g?ng?) A city of northeast China south-southwest of Harbin. It was the capital of the Japanese puppet state of Manchukuo from 1932 until 1945. Changchun is the capital of Jilin province.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.Changchun (?t?æ??t??n) or Ch’ang Ch’unn (Placename) a city in NE China, capital of Jilin province: as Hsinking, capital of the Japanese state of Manchukuo (1932?45). Pop: 3 092 000 (2005 est)Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014Chang?chun (?t????t??n) n. the capital of Jilin province, in NE China. 2,110,000. Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.