Definition of Illusionary

Adjective: illusionary  i'loo-zhu,ne-ree [N. Amer], i'loo-zhu-n(u-)ree or 'lyoo-zhu-n(u-)ree [Brit]

1. Marked by or producing illusion
   "illusionary stage effects";
   - illusional

See also:
illusional
illusionism