/ Dictionary / Index L Lorentz-FitzGerald contraction: Meaning and Definition of Find definitions for: Lo'rentz-Fitz•Ger'ald contrac"tion Pronunciation: (lôr'unts-fits-jer'uld, lōr'-), [key] — Physics. Physics. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Lorentz Lorentz force Related Content Daily Word Quiz: verdant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language