Dictionary

Z particle

noun

Definition of Z PARTICLE

:  a neutral elementary particle about 90 times heavier than a proton that along with the W particle is a transmitter of the weak force —called also Z0, or Z0 particle

First Known Use of Z PARTICLE

1979

Browse

Next Word in the Dictionary: ZPGPrevious Word in the Dictionary: zoysiaAll Words Near: Z particle
April 18, 2015
wimple Hear it
to veil, ripple, or meander
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears