Ninth

a.	1.	Following the eight and preceding the tenth; coming after eight others.
	2.	Constituting or being one of nine equal parts into which anything is divided.
n.	1.	The quotient of one divided by nine; one of nine equal parts of a thing; the next after the eighth.
	2.	(Mus.) An interval containing an octave and a second.

Noun	1.	ninth - position nine in a countable series of things; "going into the ninth they were a run ahead"
	2.	ninth - a ninth part Synonyms: one-ninth
Adj.	1.	ninth - coming next after the eighth and just before the tenth in position Synonyms: 9th