/ Thesaurus / U Synonyms of unexplained Find synonyms for: Adjective1. unexplained, undetermined (vs. determined)usage: not explained; "accomplished by some unexplained process"2. unexplained, inexplicable (vs. explicable), incomprehensibleusage: having the reason or cause not made clear; "an unexplained error"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language