axion

🇺🇸 /ˈæksiən/ 🇬🇧 /ˈæksiən/
Frequency
Difficulty
Tags RARE
noun
R

A hypothetical particle that is very light and has no electrical charge, smaller than an atom.

Scientists are searching for axions, which could help explain some of the mysteries of the universe.

translation

n. A hypothetical particle that is very light and has no electrical charge, smaller than an atom.

Word Forms

Plural axions