Dewar calorimeter

Dewar calorimeter

[¦dü·ər ‚kal·ə′rim·əd·ər]

(engineering)

Any calorimeter in which the sample is placed inside a Dewar flask to minimize heat losses.

A calorimeter for determining the mean specific heat capacity of a solid between the boiling point of a cryogenic liquid, such as liquid oxygen, and room temperature, by measuring the amount of the liquid that evaporates when the specimen is dropped into the liquid.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.