cartridge-actuated initiator

cartridge-actuated initiator

[′kär·trij ′ak·chə‚wād·əd in′ish·ē‚ād·ər]
(aerospace engineering)
An item designed to provide gas pressure for activating various aircraft components such as canopy removers, thrusters, and catapults.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.