Definition of Utopian

Adjective: utopian yoo'tow-pee-un

Of or pertaining to or resembling a utopia
"a Utopian novel";
- Utopian
Characterized by or aspiring to impracticable perfection
"the dim utopian future"; "utopian idealists"; "recognized the utopian nature of his hopes"

Noun: Utopian yoo'tow-pee-un

An idealistic (but usually impractical) social reformer
"a Utopian believes in the ultimate perfectibility of man"