(km) A unit of length. 1 km = 0.6213712 miles (about 5/8 mile); 1 mile = 1.609344 km. In Canada it is pronounced KILL-oh-mee-ter, but elsewhere it is pronounced kull-LAW-mitt-er. Colloquially it is referred to as a "klik" or "klick"
One thousand meters or 3,281 feet. The kilometer is a unit of measurement commonly used in fiber optics. To convert kilometers to miles, multiply the number of kilometers by .62 to achieve the number of miles. To convert miles to kilometers, multiple the number of miles by 1.61 to receive the number in kilometers.
A metric measurement commonly used in athletic distances. Abbreviated Km or K. 1K equals 0.62 miles. Inversely, 1 mile equals 1.62 kilometers. 5K is 3.1 miles, while 10K (this is higher math) is 6.2 miles.