资料来源 : Webster's Revised Unabridged Dictionary (1913)

Sixteenth \Six"teenth`\, a. [From {Sixteen}: cf. AS.
   sixte['o]?a.]
   1. Sixth after the tenth; next in order after the fifteenth.

   2. Constituting or being one of sixteen equal parts into
      which anything is divided.

   {Sixteenth note} (Mus.), the sixteenth part of a whole note;
      a semiquaver.

资料来源 : WordNet®

sixteenth note
     n : a musical note having the time value of a sixteenth of a
         whole note [syn: {semiquaver}]