Pronunciation: (siks'tēnth'), [key]
1. next after the fifteenth; being the ordinal number for 16.
2. being one of 16 equal parts.
1. a sixteenth part, esp. of one (1/16).
2. the sixteenth member of a series.
3. Music.See sixteenth note.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.