/ Dictionary / Index T TENS: Meaning and Definition of Find definitions for: TENS Pronunciation: (tenz), [key] — n. Med. a self-operated portable device used to treat chronic pain by sending electrical impulses through electrodes placed over the painful area. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tens (Thesaurus) tenrec tense Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language