1. plural of ninth; the ordinal number corresponding to the number nine in a sequence
2. plural of ninth; fractions equal to one part of nine equal parts
3. plural of ninth; musical intervals spanning nine scale degrees
Usage: music

Examples

• She finished in the ninths in both races this season.
• The recipe calls for two ninths of a cup of sugar.
• Add three ninths to get five ninths total.
• The composer used several ninths in the chord progression.
• Students in the ninths grade are preparing for high school.
• The ninths on the test were the hardest problems to solve.