One of five equal parts of a whole.
The fifth gear of an engine.
A quantity of liquor equal to one-fifth of a gallon, or, more commonly, 750 milliliters (that is, three quarters of a liter).
The fifth voice in a polyphonic melody.
The musical interval between one note and another seven semitones higher (the fifth note in the major/minor scale)
The person or thing in the fifth position.
To sing in the fifth voice in a polyphonic melody.
To divide by five.
To support something fifth, after four others have already done so.
The ordinal form of the number five.
One of the four sections made by dividing an area with two perpendicular lines.
One fourth of a circle or disc; a sector with an angle of 90°.
One of the four regions of the Cartesian plane bounded by the x-axis and y-axis.
A measuring device with a graduated arc of 90° used in locating an altitude.
One of the four categories of team wins and losses, as categorized by strength of schedule.