gae·tu·li·an I. \(ˈ) ̷ ̷| ̷ ̷_lēən\adjective Usage: usually capitalized Etymology:Gaetuli + -an 1.: of, relating to, characteristic of, or being a member of the Gaetuli 2.: of, relating to, characteristic of, or derived from Gaetulia, the region inhabited by the Gaetuli II. noun (-s) Usage: usually capitalized : a member of the Gaetuli