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weak interaction

noun, Physics.
1.
the interaction between elementary particles and the intermediate vector bosons that carry the weak force from one particle to another.
Origin
1960-1965
1960-65
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for weak inter action

weak interaction

noun
1.
(physics) an interaction between elementary particles that is responsible for certain decay processes, operates at distances less than about 10–15 metres, and is 1012 times weaker than the strong interaction. The weak interaction and electromagnetic interactions are now described by the unifying electroweak theory Also called weak nuclear interaction, weak nuclear force See interaction (sense 2), electroweak interaction
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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weak inter action in Science
weak interaction  
See weak force.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Difficulty index for weak interaction

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Word Value for weak

11
11
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