Subject to or pertaining to an illusion, often used in the sense of an unrealistic expectation or an unreachable goal or outcome. Synonym: illusory. Not to be confused with its homonym elusive
based on or having the nature of an illusion; "illusive hopes of of finding a better job"; "Secret activities offer presidents the alluring but often illusory promise that they can achieve foreign policy goals without the bothersome debate and open decision that are staples of democracy"