km

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a metric unit of length equal to 1000 meters (or 0.621371 miles) (Freq. 1)
• Syn:
kilometer, kilometre, klick
• Hypernyms:
metric linear unit
• Part Holonyms:
myriameter, myriametre, mym
• Part Meronyms:
hectometer, hectometre, hm