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(General Physics) 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 and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
either of two types of charged intermediate vector boson, one positively charged and the other negatively charged.Symbols: W + , W−
[1970–75; appar. for weak]
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