meson

noun
/ˈmɛs.ɒn//ˈmiːzɒn/

Etymology

From meso- + -on. Coined by Indian physicist Homi Bhabha in 1939, as a modification of the earlier suggestion mesotron.

Definitions

  1. The mesial plane dividing the body into similar right and left halves.

  2. A member of a group of subatomic particles having a mass intermediate between electrons…

    A member of a group of subatomic particles having a mass intermediate between electrons and protons. (The most easily detected mesons fit this definition.)

  3. An elementary particle that is composed of a quark and an antiquark, such as a kaon or…

    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.)

The neighborhood

Vish — recursive loop

A definitional loop anchored at meson. Each word in the ring is defined by the next; follow the chain far enough and it folds back on itself. Scroll to it and watch.

01meson02electrons03electron04particle05subatomic06proton07quarks08quark09hadrons10hadron

A definitional loop anchored at meson. Each word in the ring appears in the definition of the next; follow the chain far enough and it folds back on itself.

10 hops · closes at meson

curated · pre-corpus. live cycle detection across the full graph is the next major milestone.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA