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heat pipe definition

heat pipe

a thin, sealed metal tube that efficiently transfers heat without a pump, using a fluid that vaporizes at the hot end, condenses as it reaches the cooler end, and returns to the hot end by capillary action through a wick or along tiny grooves in the wall

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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