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W particle

noun, Physics.
1.
either of two types of charged intermediate vector bosons, one having a positive charge and the other a negative charge. Symbols: W + , W .
Also called W boson.
Origin
1970-1975
1970-75; apparently for weak
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for w-particle

W particle

noun
1.
(physics) a type of elementary particle with either a positive or negative charge considered to transmit the weak interaction between other elementary particles. W particles have a rest mass of 1.435 × 10–25 kg Also called W boson See also Z particle
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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w-particle in Science
W particle  
See W boson.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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