Related Clues:

• Geometry measure
• Pedometer unit
• Horse-race distance
• Eight furlongs
• 1/500 of the Indianapolis 500
• Odometer unit
• Marathon fraction
• Dimension
• Race length, perhaps
• Square __
• Treadmill unit
• Lap, maybe
• 1,620 yards, in Old Rome
• Distance in a Stephen King title
• Word after country or nautical