Dictionary.com

ninth

[ nahynth ]
/ naɪnθ /
Save This Word!

adjective
next after the eighth; being the ordinal number for nine.
being one of nine equal parts.
noun
a ninth part, especially of one (1/9).
the ninth member of a series.
Music.
  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.
adverb
in the ninth place.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of ninth

before 900; Middle English ninthe (see nine, -th2), replacing Middle English niend (Old English nigend), neogethe, nigethe (Old English nigotha); akin to Old Saxon nigutho,Old Norse nīundi,Gothic niunda

OTHER WORDS FROM ninth

ninthly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use ninth in a sentence

British Dictionary definitions for ninth

Word Origin for ninth

Old English nigotha; related to Old High German niunto, Old Norse nīundi
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK