aer·o·me·chan·ics (âr??-m?-k?n??ks)n. (used with a sing. verb) The science of the motion and equilibrium of air and other gases, comprising aerodynamics and aerostatics.aer?o·me·chan?i·cal adj.aer?o·me·chan?i·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.aeromechanics (???r??m??kæn?ks) n (General Physics) (functioning as singular) the mechanics of gases, esp air ?aerome?chanical adjCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014aer?o?me?chan?ics (???r o? m??kæn ?ks) n. (used with a sing. v.) the mechanics of air or gases. [1895?1900] aer`o?me?chan?i?cal, adj. Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.