inter a·li·os (??l?-?s?, ä?l?-?s?)adv. Among other persons.[Latin inter ali?s : inter, among + ali?s, masculine accusative pl. of alius, other.]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.inter alios (??nt?r ?e?l???s) advamong other peopleCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014in?ter a?li?os (??n t?r ?? l??o?s; Eng. ??n t?r ?e? li?o?s, ?? li-) adv. Latin. among other persons. Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.