/ Dictionary / Index I ignoratio elenchi: Meaning and Definition of Find definitions for: ig•no•ra•ti•o e•len•chi Pronunciation: (ig"nu-rā'shē-ō" i-leng'kī, -kē), [key] — Logic. Logic. the fallacy of offering proof irrelevant to the proposition in question. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ignorant ignore Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language