Utopian

a.	1.	Of or pertaining to Utopia; resembling Utopia; hence, ideal; chimerical; fanciful; founded upon, or involving, imaginary perfections; as, Utopian projects; Utopian happiness.
n.	1.	An inhabitant of Utopia; hence, one who believes in the perfectibility of human society; a visionary; an idealist; an optimist.

Noun	1.	Utopian - an idealistic (but usually impractical) social reformer; "a Utopian believes in the ultimate perfectibility of man"
Adj.	1.	Utopian - of or pertaining to or resembling a utopia; "a Utopian novel"
	2.	utopian - characterized by or aspiring to impracticable perfection; "the dim utopian future"; "utopian idealists"; "recognized the utopian nature of his hopes" Antonyms: dystopian - as bad as can be; characterized by human misery; "AIDS is one of the dystopian harbingers of the global villages"- Susan Sontag

Arcadian, Don Quixote, Edenic, Fabian, Leibnizian, Leibnizian optimist, Pollyanna, Quixote, aspirant, aspirer, bright, celestial, cheerful, chiliast, chiliastic, corrective, couleur de rose, daydreamer, dreamer, dreamer of dreams, emendatory, enthusiast, escapist, extremist, gradualistic, heavenly, hopeful, hoper, idealist, idealized, irrepressible optimist, lotus-eater, meliorist, melioristic, millenarian, millennial, millennialist, millennialistic, millennian, optimist, optimistic, paradisal, perfectibilist, perfectibilitarian, perfectionist, philosophical optimist, progressionist, progressist, progressive, progressivist, prophet, radical, ray of sunshine, reformational, reformative, reformatory, reformer, reformist, reformistic, revisional, revisionist, revisory, revolutionary, rhapsodist, romancer, romantic, romanticist, rose-colored, roseate, rosy, seer, sunny, upbeat, utmost, utopianist, utopianizer, utopist, wishful thinker