Definition of "kilometer" []

• A metric unit of length equal to 1,000 meters (0.62 mile). See Table at measurement. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "I picked this from Wikipedia, but what it doesn't tell is what they call kilometer in Australia."
• "The Deep Space Explorer held its position one kilometer from the anomaly."
• "The highest innovation density, measured in patents per square kilometer, is in San Jose, Calif. (the capital of Silicon Valley) followed by nearby San Francisco and Los Angeles."