-nomy(word root) distribution, arrangement, managementExamples of words with the root -nomy: astronomy, economyAbused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree-nomysuff. A system of laws governing or a body of knowledge about a specified field: aeronomy.[Greek -nomi?, from nomos, law; see nem- 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.-nomy n combining form indicating a science or the laws governing a certain field of knowledge: agronomy; economy. [from Greek -nomia law; related to nemein to distribute, control] -nomic adj combining formCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014-nomy a combining form meaning ?distribution,? ?arrangement,? ?management?: astronomy; economy; taxonomy. [