unreal

adj. not real; not actual; artificial; imaginary; (Slang) great; incredibly wonderful

n. three-dimensional Internet computer game

Unreal is a first-person shooter computer game developed by Epic Games and published by GT Interactive (now owned by Atari) in 1998. It was powered by an original gameplay and computer engine that now bears the game's name, one that had been in development for over three years in founder Tim Sweeney's garage before the game was released. Since the release of Unreal, the franchise has had one sequel and two different series based on the Unreal universe.
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Adjective
1. lacking in reality or substance or genuineness; not corresponding to acknowledged facts or criteria; "ghosts and other unreal entities"; "unreal propaganda serving as news"
(antonym) real, existent
(similar) dreamed(a)
(see-also) artificial
(attribute) reality, realness, realism
2. not actually such; being or seeming fanciful or imaginary; "this conversation is getting more and more unreal"; "the fantastically unreal world of government bureaucracy"; "the unreal world of advertising art"
(antonym) real(a)
(similar) deceptive, delusory
3. contrived by art rather than nature; "artificial flowers"; "artificial flavoring"; "an artificial diamond"; "artificial fibers"; "artificial sweeteners"
(synonym) artificial
(similar) arranged, staged
(see-also) counterfeit, imitative
4. lacking material form or substance; unreal; "as insubstantial as a dream"; "an insubstantial mirage on the horizon"
(synonym) insubstantial, unsubstantial
(similar) aeriform, aerial, airy, aery, ethereal
(see-also) immaterial, nonmaterial
(attribute) substantiality, substantialness

adj. unreal, unlifelike, not lifelike, not realistic, not substantial

(a.)
Not real; unsubstantial; fanciful; ideal.