Sixth
Sixth , adjective
[From Six: compare Anglo-Saxon sixta, siexta.]
1.
First after the fifth; next in order after the fifth.
2.
Constituting or being one of six equal parts into which anything is divided.
Sixth , noun
1.
The quotient of a unit divided by six; one of six equal parts which form a whole.
2.
The next in order after the fifth.
3.
(Music) The interval embracing six diatonic degrees of the scale.