zo·on·o·sis (z?-?n??-s?s)n. pl. zo·on·o·ses (-s?z?) A disease of animals, such as rabies or psittacosis, that can be transmitted to humans.[New Latin : zoo- + -nosis, alteration (influenced by -osis) of Greek nosos, disease.]zo?o·not?ic (-?-n?t??k) adj.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.zoonosis (z????n?s?s; ?z????n??s?s) n, pl -ses (-si?z) (Pathology) pathol any infection or disease that is transmitted to man from lower vertebrates[from zoo- + Greek nosos disease]Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014zo?on?o?sis (zo???n ? s?s, ?zo? ??no? s?s n., pl. -ses (-s?z`, -s?z)) any disease of animals communicable to humans. [1875?80;