a former territory of the U.S.: now in E Oklahoma. About 31,000 sq. mi. (80,000 sq. km).
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
the territory established in the early 19th century in present-day Oklahoma, where Indians were forced to settle by the US government. The last remnant was integrated into the new state of Oklahoma in 1907
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