fourth

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fourth

1. denoting the fourth forward ratio of a gearbox in motor vehicles
2. Music
a. the interval between one note and another four notes away from it counting inclusively along the diatonic scale
b. one of two notes constituting such an interval in relation to the other
3. the fourth forward ratio of a gearbox in a motor vehicle
4. a less common word for quarter
References in periodicals archive ?
In addition, Schnoebeien's concentration on the application of accidentals based on musica ficta in her editorial methods, including recommendations that perfect fourths and fifths be maintained, provides a somewhat incongruous introduction to late-seventeenth-century Masses, some of whose most expressive moments turn upon intervals of a diminished fourth or augmented fifth (such as mm.