constant-pressure gas thermometer

constant-pressure gas thermometer

[¦kän·stənt ¦presh·ər ′gas thər‚mäm·əd·ər]
(engineering)
A thermometer in which the volume occupied by a given mass of gas at a constant pressure is used to determine the temperature.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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