Synonyms

ninth

American

[nahynth] / naɪnθ /

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.

ninth British

/ naɪnθ /

adjective

(usually prenominal)
1. coming after the eighth in counting order, position, time, etc; being the ordinal number of nine. Often written: 9th
2. ( as noun )
  
  he came on the ninth
  ninth in line

"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

noun

1. one of nine equal or nearly equal parts of an object, quantity, measurement, etc
2. ( as modifier )
  
  a ninth part
the fraction equal to one divided by nine ( 1/ 9 )
music
1. an interval of one octave plus a second
2. one of two notes constituting such an interval
3. See ninth chord

"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

adverb

Also: ninthly. after the eighth person, position, event, etc

"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

Also: ninthly. as the ninth point: linking what follows to the previous statement

"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

Other Word Forms

ninthly adverb

Etymology

Origin of ninth

before 900; Middle English ninthe ( nine, -th ² ), replacing Middle English niend ( Old English nigend ), neogethe, nigethe ( Old English nigotha ); akin to Old Saxon nigutho, Old Norse nīundi, Gothic niunda

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

On Saturday, officials said debris from an "aerial interception" caused a fire in a berth at the port, which is the world's ninth busiest.

From BBC

Also in Dubai, debris from an "aerial interception" caused a fire in a berth at the Jebel Ali deep sea port - the world's ninth busiest.

From BBC

Despite an impressive 59 break from Wu, Hawkins edged a thrilling ninth frame to regain the lead, and the 46-year-old completed the job efficiently to book his place in Sunday's final.

From BBC

With the ninth inning spoken for, Roberts believes this will allow for Scott to bounce back this season.

From Los Angeles Times

On the ninth offer, the wealth and influence of the Ellisons finally won.

From The Wall Street Journal

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023