/ Dictionary / Index T tendinous: Meaning and Definition of Find definitions for: ten•di•nous Pronunciation: (ten'du-nus), [key] — adj. of the nature of or resembling a tendon. consisting of tendons. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tendinous (Thesaurus) tendinitis tendon Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language