dew-point depression
dew-point depression
[′dü ‚pȯint di′presh·ən] (chemical engineering)
Reduction of the liquid-vapor dew point of a gas by removal of a portion of the liquid (such as water) from the gas (such as air).
(meteorology)
The number of degrees the dew point is found to be lower than the temperature.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.