Il-lū'so-ry, a.
a. [Fr. illusoire, It. illusorio, Sp. ilusorio.] Deceiving, or tending to deceive, by false appearances; fallacious; illusive; as, illusory promises or hopes.
a. [Fr. illusoire, It. illusorio, Sp. ilusorio.] Deceiving, or tending to deceive, by false appearances; fallacious; illusive; as, illusory promises or hopes.