Dictionary
FitzGer'ald contrac"tion
Physics.
the hypothesis that a moving body exhibits a contraction in the direction of motion when its velocity is close to the speed of light. Also called
Fitz•Ger'ald-Lo'rentz contrac"tion Pronunciation: (fits-jer'uld lôr'ents, -lōr'-), [key] Lorentz-FitzGerald contraction. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.