1 : commanding attention; "an arresting drawing of people turning into animals"; "a sensational concert--one never to be forgotten"; "a stunning performance"
2 : characteristic of spectacles or drama; "spectacular dives from the cliff"
3 : sensational in appearance or thrilling in effect; "a dramatic sunset"; "a dramatic pause"; "a spectacular display of northern lights"; "it was a spectacular play"; "his striking good looks always created a sensation"