Wiktionary
initializer
n. One who, or that which, initializes.
Usage examples of "initializer".
With the sandcrawler's initializer core hidden in the speeder's cargo bay, Grees and his compatriots would still be in the cave, struggling to bring the reactor core on-line when Herat returned with her clanmates to bury their dead and reclaim their property.
Borleias is still suffering a malfunction on the ion engine initializer.