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hypocaust definition

hypo·caust (hī′pō kôst′, hip′ō-)

noun

a space below the floor in some ancient Roman buildings, into which hot air was piped to warm the rooms

Etymology: L hypocaustum < Gr hypokauston < hypokaiein, to heat by applying fire below < hypo- (see hypo-) + kaiein, to burn

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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