/ Dictionary / Index D dorsiflexion: Meaning and Definition of Find definitions for: dor•si•flex•ion Pronunciation: (dôr"su-flek'shun), [key] — n. Anat. flexion toward the back. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: dorsiflexion (Thesaurus) dorsiferous dorsiflexor Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language