fantast
noun
fan·tast ˈfan-ˌtast 
1
: visionary
2
: a fantastic or eccentric person
3
: fantasist
Synonyms
- Don Quixote
- dreamer
- idealist
- idealizer
- ideologue
- idealogue
- romantic
- romanticist
- utopian
- visionary
See all Synonyms & Antonyms 
Example Sentences
yet another short-lived utopian community that was the brainchild of a naive fantast
Recent Examples on the Web Don't arraign the liars and fantasts who brought on the ruin that is the Iraq war. 
Charles P. Pierce, Esquire, 13 Mar. 2013
Charles P. Pierce, Esquire, 13 Mar. 2013 Word History
Etymology
borrowed from New Latin phantasta, borrowed from Greek phantastḗs "ostentatious person, boaster," agent noun derivative corresponding to phantázein "to make visible, present to the eye or mind, (middle voice) place before one's mind, picture to oneself, imagine" — more at fantasy entry 1
Note: Since ca. 1800 the immediate source of this noun is German Phantast, which is either adopted from Greek or formed directly from Phantasie fantasy entry 1 by analogy with other Greek derivatives.
First Known Use
1588, in the meaning defined at sense 1
Medical Definition
fantast
noun
fan·tast ˈfan-ˌtast
: one who indulges in fantasies and daydreaming
fantast
noun
as in dreamer
one whose conduct is guided more by the image of perfection than by the real world yet another short-lived utopian community that was the brainchild of a naive fantast Synonyms & Similar Words
Relevance
- dreamer
- romantic
- idealist
- utopian
- romanticist
- idealizer
- visionary
- idealogue
- ideologue
- theorist
- optimist
- daydreamer
- perfectionist
- emotionalist
- sentimentalist
- Don Quixote
- fantasizer
- thinker
- reformer
- woolgatherer
- Pollyanna
- do-gooder
- doctrinaire
- Micawber
Antonyms & Near Antonyms
- realist
- pragmatist
- cynic
- hardnose
- pessimist
- empiricist
- defeatist
- empiric