/ Dictionary / Index R resistance training: Meaning and Definition of Find definitions for: resist'ance train"ing Pronunciation: [key] physical training that utilizes isometric, isotonic, or isokinetic exercise to strengthen or develop the muscles. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. resistance thermometer resistance transfer factor 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