/ Dictionary / Index A antinode: Meaning and Definition of Find definitions for: an•ti•node Pronunciation: (an'ti-nōd"), [key] — n. Physics. the region of maximum amplitude between two adjacent nodes in a standing wave. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: antinode (Thesaurus) anting antinoise Related Content Daily Word Quiz: philately Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language