Sixteenth

Part of speech: noun (n.)

1. The quotient of a unit divided by sixteen; one of sixteen equal parts of one whole.

2. The next in order after the fifteenth; the sixth after the tenth.

3. An interval comprising two octaves and a second. Moore (Encyc. of Music.)

Part of speech: adjective (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.