Clay·ma·tion (kl?-m??sh?n) A service mark used for a stop-motion animation process using clay figurines.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.claymation (?kle??me???n) n1. (Film) the techniques of animation applied to clay models2. (Photography) the techniques of animation applied to clay models[C20: from clay + (ani)mation]Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014Clay?ma?tion (kle??me? ??n) Trademark. a process for making animated movies with modeled clay figures. Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.