Source : Webster's Revised Unabridged Dictionary (1913)

Levitate \Lev"i*tate\, v. t. (Spiritualism)
   To make buoyant; to cause to float in the air; as, to
   levitate a table. [Cant]

Levitate \Lev"i*tate\ (l[e^]v"[i^]*t[=a]t), v. i. [L. levitas,
   -atis, lightness. See {Levity}.]
   To rise, or tend to rise, as if lighter than the surrounding
   medium; to become buoyant; -- opposed to {gravitate}. --Sir.
   J. Herschel.

Source : WordNet®

levitate
     v 1: cause to rise in the air and float, as if in defiance of
          gravity; "The magician levitated the woman"
     2: be suspended in the air, as if in defiance of gravity; "The
        guru claimed that he could levitate" [syn: {hover}]