Definition of axion in English:

Share this entry

axion

Pronunciation: /ˈaksɪɒn/

noun

Physics
A hypothetical subatomic particle postulated to account for the rarity of processes which break charge-parity symmetry.
Example sentences
  • Or another candidate is an even more exotic particle called the axion.
  • This has helped to promote particle-DM, with candidates such as axions, neutralinos and other cold DM particles, as well as warm DM, and self-interacting DM, whose nature is not even specified.
  • Axions, if they exist at all, do so in our ordinary dimensions, but they are stable neutral particles.

Origin

1970s: from axial + -on.

Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.