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What does kilo mean?

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Quick Answer

According to Reference.com, the word kilo is a prefix meaning "one thousand" and is used in metric system measurements. Common examples include kilometers, kilograms and kilowatts, which represent one thousand meters, grams and watts respectively.

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What does kilo mean?
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Full Answer

The prefix kilo comes from the Greek word "khilioi," which means "thousand". It was officially adopted as a metric system prefix in 1795 though it was in common use before that. It can be used as a standalone word to represent a measurement such as in the phrase "a kilo of cocaine" where the term kilo refers to one kilogram.

In computer terminology, a kilobyte is actually 1,024 bytes rather than 1,000 bytes. This is because computers use binary calculations, and 1,024 is equal to the number two to the 10th power.

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