qi (ch?)n. Variant of chi2.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.qi (t?i?) n (Alternative Belief Systems) a variant of chi2Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014Qi(also known as Chi or Ki) In Chinese medicine this is the life energy force which flows around the body via meridians, or energy lines and is the equivalent of the Indian ojas.Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited