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Pronunciation: kat'a-ther-mom'e-ter

Definition: An alcohol-filled thermometer of specified design that is heated above ambient temperature and then allowed to cool; the time taken to cool between specified temperatures is a measure of the heat content of the environment that takes into account air movement as well as temperature. The bulb may be silvered to minimize radiation effects or blackened to maximize them.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.