absolute zero

Cultural Dictionary

absolute zero definition

The lowest temperature that can be attained by matter, corresponding to the point at which most motion in atoms stops. Absolute zero is about –273 degrees on the Celsius scale and about –460 on the Fahrenheit scale.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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