re·sid·u·ary I. \rə̇ˈzijəˌwer]ē, rēˈz-, -jər], ]i\adjective Etymology: Latin residuum residue + English -ary : of, relating to, consisting of, or constituting a residue, residuum, or remainder < the residuary part of an estate > II. noun (-es) : a residuary legatee