/ Dictionary / Index T tauon: Meaning and Definition of Find definitions for: tau•on Pronunciation: (tô'on, tou'-), [key] — n. Physics. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tauon (Thesaurus) Taunton Deane taupe Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language