illusional

illusiontop: straight horizontal rules appear curvedbottom: a gray box against a black background appears lighter than the same gray box against a white background

il·lu·sion

E0097350 (ĭ-lo͞o′zhən)n.1. a. An erroneous perception of reality: Mirrors gave the illusion of spaciousness.b. An erroneous concept or belief: The notion that money can buy happiness is an illusion.2. The condition of being deceived by a false perception or belief: spent months flailing about in illusion.3. Something that is erroneously perceived or construed: The animal in the shadows turned out to be an illusion.4. A fine transparent net fabric, used for dresses or trimmings.

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[Middle English illusioun, from Old French, from Late Latin illūsiō, illūsiōn-, from Latin, a mocking, irony, from illūsus, past participle of illūdere, to mock : in-, against; see in-² + lūdere, to play; see leid- in Indo-European roots.]

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il·lu′sion·al, il·lu′sion·ar′y (-zhə-nĕr′ē) adj.il·lu′sion·less adj.

Thesaurus

Adj.

1.

illusional - marked by or producing illusion; "illusionary stage effects"illusionaryunreal - lacking in reality or substance or genuineness; not corresponding to acknowledged facts or criteria; "ghosts and other unreal entities"; "unreal propaganda serving as news"