zo·o·tech·nics (z???-t?k?n?ks)n. (used with a sing. or pl. verb) Zootechny.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.zootechnics (?z????t?kn?ks) n (Breeds) (functioning as singular) the science concerned with the domestication and breeding of animalsCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014