Meaning of ninth

ninth

Pronunciation: (nīnth), [key]
— adj.
  1. next after the eighth; being the ordinal number for nine.
  2. being one of nine equal parts.
—n.
  1. a ninth part, esp. of one ().
  2. the ninth member of a series.
    1. a tone distant from another tone by an interval of an octave and a second.
    2. the interval between such tones.
    3. harmonic combination of such tones.
—adv.
  1. in the ninth place.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
Nintendo Ninth Amendment