gas-activated battery

gas-activated battery

[¦gas ak·tə¦vād·əd ′bad·ə·rē]
(electricity)
A reserve battery which is activated by introducing a gas which reacts with a material between the electrodes of the battery to form an electrolyte.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.