1. An instrument that measures and displays the distance traveled by a vehicle; an odometer.
Usage: Chiefly British English; American English typically uses 'odometer'.

Examples

• The milometer on the car showed that we had driven 50,000 miles.
• She checked the milometer to track how far she had traveled on her road trip.
• The mechanic reset the milometer after servicing the vehicle.
• According to the milometer, the used car had only 30,000 miles on it.
• The milometer reading helps determine the vehicle's maintenance schedule.