weak interaction

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noun Physics.
the interaction between elementary particles and the intermediate vector bosons that carry the weak force from one particle to another.
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Origin of weak interaction

First recorded in 1960–65

Words nearby weak interaction

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

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British Dictionary definitions for weak interaction

weak interaction

weak force

physics an interaction between elementary particles that is responsible for certain decay processes, operates at distances less than about 10 –15 metres, and is 10 12 times weaker than the strong interaction. The weak interaction and electromagnetic interactions are now described by the unifying electroweak theoryAlso called: weak nuclear interaction, weak nuclear force See interaction (def. 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

Scientific definitions for weak interaction

weak interaction

See weak force.
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