Source : Webster's Revised Unabridged Dictionary (1913)

Mesmerize \Mes"mer*ize\, v. t. [imp. & p. p. {Mesmerized}; p.
   pr. & vb. n. {Mesmerizing}.]
   To bring into a state of mesmeric sleep.

Source : WordNet®

mesmerized
     adj : having your attention fixated as though by a spell [syn: {fascinated},
            {hypnotized}, {hypnotised}, {mesmerised}, {spellbound},
            {transfixed}]