Definitions by Collins English Electronic Dictionary Digital Edition: 2008 © HarperCollins Publishers 2008

1. vibrato

   1. noun, music a slight, rapid, and regular fluctuation in the pitch of a note produced on a stringed instrument by a shaking movement of the hand stopping the strings
   2. noun, music an oscillatory effect produced in singing by fluctuation in breath pressure or pitch ▷ See also tremolo
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By Defined by Harper Collins