ninth
Proposed by a contributor, not yet supported by evidence.
Also seen as: ninths · ninthing · ninthed
Sense 1
The ordinal form of the number nine.
Adjective
Examples
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
The person or thing in the ninth position.
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 3
One of nine equal parts of a whole.
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 4
To lose a ninth.
Verb
Examples
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “ninth” mean?
The ordinal form of the number nine.
Is “ninth” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.