grat·i·tude (gr?t??-to?od?, -tyo?od?)n. The state of being grateful; thankfulness.[Middle English, from Old French, probably from Late Latin gr?tit?d?, from Latin gr?tus, pleasing; see gwer?- in Indo-European roots.]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.gratitude (??ræt??tju?d) na feeling of thankfulness or appreciation, as for gifts or favours[C16: from Medieval Latin gr?tit?d?, from Latin gr?tus grateful]Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014grat?i?tude (?græt ??tud, -?tyud) n. the quality or feeling of being grateful or thankful. [1400?50; late Middle English