›› Measurement unit: kilometre

Full name: kilometre

Plural form: kilometres

Symbol: km

Alternate spelling: kilometers

Category type: length

Scale factor: 1000

›› SI unit: metre

The SI base unit for length is the metre.
1 metre is equal to 0.001 kilometre.

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›› Definition: Kilometer

A kilometre (American spelling: kilometer, symbol: km) is a unit of length equal to 1000 metres (from the Greek words khilia = thousand and metro = count/measure). It is approximately equal to 0.621 miles, 1094 yards or 3281 feet.

›› Sample conversions: kilometre

kilometre to league [US statute]
kilometre to li [ancient China]
kilometre to vara [Portuguese]
kilometre to palm [Britain, Roman minor]
kilometre to metric mile
kilometre to el [Dutch]
kilometre to handbreadth
kilometre to legua
kilometre to millimicron
kilometre to thou