名詞 visionary:

1. a person given to fanciful speculations and enthusiasms with little regard for what is actually possible
2. a person with unusual powers of foresight
   同義詞：illusionist, seer

形容詞 visionary:

1. not practical or realizable; speculative
   同義詞：airy, impractical, Laputan, windy

1. One who is unrealistic and impractical; a visionary.
   空想家不現(xiàn)實和不實際的人; 幻想者
2. Their visionary ideas are often misunderstood by their own generation.
   他們的理想往往招致同時代人的誤解。
3. What he thought is visionary.
   他所想的是不切實際的。

vi.sion.ar.y

adj.（形容詞）
Characterized by vision or foresight.
想象的：以想象或遠見為特征的

Having the nature of fantasies or dreams; illusory.
幻覺的：具有幻想或夢性質的；幻覺的
Existing in imagination only; imaginary.
出于空想的：只存在于想象中的；想象的

Characterized by or given to apparitions, prophecies, or revelations.
預言性的：以幻象、預言或啟示為特點的
Given to daydreams or reverie; dreamy.
白日做夢的或幻想的；夢想的

Not practicable or realizable; utopian:
空中樓閣的：不切實際的或不現(xiàn)實的；烏托邦式的：
例句：
visionary schemes for getting rich.
不切實際的致富計劃

Tending to envision things in perfect but unrealistic form; idealistic.
理想主義的：傾向于用完美但不切實際的形式設想事物的；理想主義的
n.（名詞）
【復數(shù)】 vi.sion.ar.ies
One who is given to impractical or speculative ideas; a dreamer.
空想家：沉溺于不切實際空想的人；白日做夢者
One who has visions; a seer.
預言家；占卜者

【引伸】
vi.sionar.iness
n.（名詞）