From vision + -ary.

• (RP) IPA: /ˈvɪʒn̩(ə)ɹi/
• (America) IPA: /ˈvɪʒəˌnɛɹi/

visionary

1. Having vision or foresight.
2. Imaginary or illusory.
   • 1834, L[etitia] E[lizabeth] L[andon], chapter XXVII, in Francesca Carrara. […], volume II, London: Richard Bentley, […], (successor to Henry Colburn), →OCLC ↗, page 291 ↗:

     To many, the visionary hope which is born of the imagination may seem the very mockery of nothing. We cannot imagine what we have never experienced.

3. Prophetic or revelatory.
4. Idealistic or utopian.

   a visionary scheme or project

• French: visionnaire
• German: visionär
• Italian: visionario, lungimirante
• Portuguese: visionário
• Spanish: visionario

• French: illusoire, imaginaire
• German: unwirklich
• Italian: illusorio, immaginario
• Russian: мечта́тельный
• Spanish: ilusorio

• French: prophétique
• German: seherisch, hellseherisch
• Italian: chiaroveggente, veggente, visionario
• Russian: проро́ческий
• Spanish: visionario

• French: utopique, idéaliste
• German: ideal
• Italian: ideale
• Russian: идеалисти́ческий
• Spanish: idealista

visionary (plural visionaries)

1. Someone who has visions; a seer.
2. An impractical dreamer.
3. Someone who has creative and positive ideas about the future.

• French: visionnaire (old)
• German: Visionär, Visionärin
• Italian: visionario, visionaria
• Russian: визионе́р
• Spanish: visionario, visionaria

• French: utopiste
• German: Träumer, Träumerin, Idealist, Idealistin, Fantast, Fantastin, Schwärmer, Schwärmerin
• Italian: visionario, visionaria
• Russian: мечта́тель
• Spanish: visionario, visionaria

• French: visionnaire
• Italian: visionario, visionaria
• Russian: прови́дец