kil·o·cal·o·rie (k?l??-k?l??-r?)n. Abbr. kcal See calorie.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.kilocalorie (?k?l???kæl?r?) n (Units) another name for CalorieCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014kil?o?cal?o?rie (?k?l ??kæl ? ri) n. 1000 small calories. Abbr.: kcal Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.kil·o·cal·o·rie (k?l??-k?l??-r?) See calorie.The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.kilocalorie1. (kcal or Cal) A unit of energy measurement representing the amount of heat required to raise the temperature of one kilogram of water by 1°C. Also called the international calorie.? 1 kcal = 1000 cal. See calorie.2. See calorie.Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited