The definition of a kilometer is a unit of measurement equal to 1,000 meters or .6214 miles.
An example of a kilometer is how far a person will run if she wants to run for just over 1/2 of a mile.
one thousand meters (3,280.84 feet or 0.6214 miles): abbrev. km
Origin of kilometerFrench kilomètre: see kilo- and amp; meter
A metric unit of length equal to 1,000 meters (0.62 mile). See Table at measurement.
kilometer - Computer Definition