extraordinary

beyond what is ordinary or usual; highly unusual or exceptional or remarkable; "extraordinary authority"; "an extraordinary achievement"; "her extraordinary beauty"; "enjoyed extraordinary popularity"; "an extraordinary capacity for work"; "an extraordinary session of the legislature"

far more than usual or expected; "an extraordinary desire for approval"; "it was an over-the-top experience"

(of an official) serving an unusual or special function in addition to those of the regular officials; "an ambassador extraordinary"