Baryon Definition

bărē-ŏn
baryons
noun
baryons
Any of a class of subatomic particles that are both hadrons and fermions, are composed of three quarks, participate in strong interactions, and are generally more massive than mesons and leptons. The class of baryons is divided into the nucleons and hyperons.
American Heritage
A subatomic particle that is both a hadron and a fermion, as a nucleon or hyperon: the proton is the baryon with the smallest mass.
Webster's New World

(physics) A heavy subatomic particle created by the binding of quarks by gluons; a hadron containing three quarks. Baryons have half-odd integral spin and are thus fermions. This category includes the common proton and neutron of the atomic nucleus.

Wiktionary
Synonyms:
  • heavy particle

Other Word Forms of Baryon

Noun

Singular:
baryon
Plural:
baryons

Origin of Baryon

  • Greek barus heavy gwerə-1 in Indo-European roots –on

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Ancient Greek βαρύς (barus, “heavy”) +‎ -on

    From Wiktionary

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