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Noun: tonne-kilometre
Usage: Brit, Cdn (US: tonne-kilometer)
  1. A unit of measure used in freight transport which determines the transport of one tonne of goods by a transport mode over one kilometre.
    "A transport of 1250 kilograms over 90 kilometres equals 112,5 tonne-kilometres.";
    - tonne-kilometer [US], tkm

Type of: unit, unit of measurement

Encyclopedia: Tonne-kilometre