1. (a.) Moving forward; proceeding onward; advancing; evincing progress; increasing; as, progressive motion or course; -- opposed to retrograde.

2. (a.) Improving; as, art is in a progressive state.

Fabian a la mode advanced advancing ameliorative ascending avant-garde axial back back-flowing backward bettering catenary consecutive contemporary continuing continuous descending developing down-trending downward drifting dynamic extremist far out fashionable flowing fluent flying forward forward-looking go-ahead going gradual growing gyrational gyratory improving in increasing left left of center left-wing left-winger leftist liberal liberalist liberalistic lineal linear looking up meliorative meliorist mending mod modern modernistic modernized modish mounting moving newfashioned now on the left on the lift on the mend oncoming ongoing onward ordinal passing plunging present-day present-time proceeding progressing progressionist progressist progressivist progressivistic radical reflowing refluent reformer reformist regressive retrogressive revisionist revolutionary rising rotary rotational rotatory running rushing sequent sequential serial seriate sideward sinking soaring step by step streaming streamlined successional successive twentieth-century ultra-ultra ultramodern up-to-date up-to-datish up-to-the-minute up-trending upward utopian utopist way out welfare stater