Illusion /(?)/

Il·lu·sion

Illusion

n.
  1. An unreal image presented to the bodily or mental vision; a deceptive appearance; a false show; mockery; hallucination.
    To cheat the eye with blear illusions.
  2. Hence: Anything agreeably fascinating and charming; enchantment; witchery; glamour.
    Ye soft illusions, dear deceits, arise!
  3. A sensation originated by some external object, but so modified as in any way to lead to an erroneous perception; as when the rolling of a wagon is mistaken for thunder. (Physiol.)
  4. A plain, delicate lace, usually of silk, used for veils, scarfs, dresses, etc.