Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun physics a fundamental particle, a gauge boson, that, together with the Z-boson, mediates the weak nuclear force; it has a charge of ± 1

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Examples

  • (Jan. 9, 2007) - Scientists at Fermilab announced the world's most precise measurement by a single experiment of the mass of the W-boson, the carrier of the weak nuclear force and a key parameter of the Standard ...

    unknown title 2009

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