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quantum jump

Physics. an abrupt transition of a system described by quantum mechanics from one of its discrete states to another, as the fall of an electron in an atom to an orbit of lower energy.
any sudden and significant change, advance, or increase.
Also called quantum leap.
Origin of quantum jump
1925-30 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for quantum jump
  • For while the mobility of labor has diminished, the mobility of capital has taken a quantum jump.
  • Our technological leaps determine new urgencies and uncertainties with every quantum jump.
  • The introduction of communication satellites appears destined to provide a quantum jump of sorts in thi s arena.
  • Currently, the major concern is to augment wheat genetic diversity in order to realize another quantum jump in wheat production.
  • The use of electric motors for raising ore represented a quantum jump in ore hoisting technology.
British Dictionary definitions for quantum jump

quantum leap

a sudden highly significant advance; breakthrough
Word Origin
C20: from its use in physics meaning the sudden jump of an electron, atom, etc from one energy level to another
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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quantum jump in Science
quantum jump  
A change from one quantum state to another, as when an electron orbiting a nucleus moves from one shell to another with the loss or gain of a quantum of energy.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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