MESONS
8
Scrabble
10
WWF
M(3) E(1) S(1) O(1) N(1) S(1)
NWL/TWL ✓ Collins ✓ WWF ✓
Definition
noun
- (rare outside entomology) The mesial plane dividing the body into similar right and left halves.
noun
- A member of a group of subatomic particles having a mass intermediate between electrons and protons. (The most easily detected mesons fit this definition.)
- (now specifically) An elementary particle that is composed of a quark and an antiquark, such as a kaon or pion. (Mesons composed of rarer quarks are much heavier.)
Source: Wiktionary
