intermediate vector boson

noun

, Physics.

1. one of the three particles that are believed to transmit the weak force: the positively charged W particle, the negatively charged W particle, and the neutral Z 0 particle.

intermediate vector boson

noun

1. physics a hypothetical particle believed to mediate the weak interaction between elementary particles

intermediate vector boson

1. Either of two subatomic particles, the W boson or the Z boson, that mediate the weak nuclear force.

Word History and Origins

Origin of intermediate vector boson¹

First recorded in 1965–70