/ Thesaurus / S Synonyms of self activating Find synonyms for: Adjective1. self-acting, self-activating, self-moving, self-regulating, automatic (vs. manual)usage: designed to activate or move or regulate itself; "a self-activating sprinkler system"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language