Source : Webster's Revised Unabridged Dictionary (1913)

Vaporize \Vap"o*rize\, v. t. [imp. & p. p. {Vaporized}; p. pr. &
   vb. n. {Vaporizing}.] [Cf. F. vaporiser.]
   To convert into vapor, as by the application of heat, whether
   naturally or artificially.

   {Vaporizing surface}. (Steam Boilers) See {Evaporating
      surface}, under {Evaporate}, v. t.

Vaporize \Vap"o*rize\, v. i.
   To pass off in vapor.

Source : WordNet®

vaporize
     v 1: turn into gas; "The substance gasified" [syn: {gasify}, {vaporise},
           {aerify}]
     2: kill with or as if with a burst of gunfire or electric
        current or as if by shooting; "in this computer game,
        space travellers are vaporized by aliens" [syn: {zap}]
     3: lose or cause to lose liquid by vaporization leaving a more
        concentrated residue; "evaporate milk" [syn: {evaporate},
        {vaporise}]
     4: decrease rapidly and disappear; "the money vanished in las
        Vegas"; "all my stock assets have vaporized" [syn: {vanish},
         {fly}]