ə.ˈbɛ.ɹənt ə.ˈbɛ.ɹənt ə.ˈbɛ.ɹənt ə.ˈbɛ.ɹənt ˈdiː.vi.ənt markedly different from an accepted norm aberrant behavior deviant ideas one whose behavior departs substantially from the norm of a group