ninth

play
noun \ˈnīn(t)th\

Definition of ninth

plural

ninths

play \ˈnīn(t)s, ˈnīn(t)ths\
  1. 1 :  one that is number nine in a series — see number table

  2. 2a :  a musical interval embracing an octave and a secondb :  the tone at this intervalc :  a chord containing a ninth

ninth

adjective or adverb

Examples of ninth in a Sentence

  1. She owned one ninth of the company.

Recent Examples of ninth from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ninth.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of ninth

13th century


NINTH Defined for English Language Learners

ninth

play
noun

Definition of ninth for English Language Learners

  • : the number nine in a series

  • : one of nine equal parts of something


NINTH Defined for Kids

1

ninth

play
adjective \ˈnīnth\

Definition of ninth for Students

  1. :  coming right after eighth


2

ninth

play
noun

Definition of ninth for Students

  1. 1 :  number nine in a series

  2. 2 :  one of nine equal parts


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