zo·om·e·try (z?-?m??-tr?)n. pl. zo·om·e·tries Measurement and comparison of the sizes and proportions of animals or animal parts.zo?o·met?ric (-?-m?t?r?k), zo?o·met?ri·cal (-r?-k?l) adj.zo?o·met?ri·cal·ly adv.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.zoometry (z????m?tr?) n (Zoology) the branch of zoology concerned with the relative length or size of the different parts of an animal or animals zoometric, ?zoo?metrical adjCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014zoometrythe measurement and comparison of the sizes of animals and their parts. ? zoometric, adj.See also: Measurementthe measurement and comparison of the sizes of animals and their parts.See also: Animals-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.