/ Thesaurus / R Synonyms of res ipsa loquitur Find synonyms for: Noun1. res ipsa loquitur, rule of evidenceusage: a rule of evidence whereby the negligence of an alleged wrongdoer can be inferred from the fact that the accident happenedWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: abominable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language