fifth
n. ஐந்தாவது, ஐந்தில் ஒருகூறு, (இசை.) ஐந்து மாத்திரை இடைவௌத, (பெ.) ஐந்தாவதான, ஐந்திலொன்றான, வேவுபார்க்கின்ற.
Fifth, a. Etym: [OE. fifte, fifthe, AS. fifta. See Five.] 1. Next in order after the fourth; -- the ordinal of five. 2. Consisting of one of five equal divisions of a thing. Fifth monarchy men (Hist.), a fanatical sect in England, of the time of the commonwealth, who maintained that there would be a fifth universal monarchy, during which Christ would reign on earth a thousand years. -- Fifth wheel, a horizontal wheel or segment above the fore axle of a carriage and beneath the body, forming an extended support to prevent careening. Fifth, n. 1. The quotient of a unit divided by five; one of five equal parts; a fifth part. 2. (Mus.) Defn: The interval of three tones and a semitone, embracing five diatonic degrees of the scale; the dominant of any key.