/ Dictionary / Index T torsion group: Meaning and Definition of Find definitions for: tor'sion group" Pronunciation: [key] — Math. Math. a group in which every element has finite order. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. torsion-free group torsion modulus Related Content Daily Word Quiz: wizened Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language