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# Definitions of: FIFTH

- fifth
- (a.) Next in order after the fourth; -- the ordinal of five.
- (a.) Consisting of one of five equal divisions of a thing.
- (n.) The quotient of a unit divided by five; one of five equal parts; a fifth part.
- (n.) The interval of three tones and a semitone, embracing five diatonic degrees of the scale; the dominant of any key.