/ Thesaurus / S Synonyms of sprinkler system Find synonyms for: Noun1. sprinkler system, systemusage: a system for extinguishing fires; water from a network of overhead pipes is released through nozzles that open automatically with the rise in temperatureWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language