pentaquark

English

/ˈpɛntəkwɔːk/, /ˈpɛntəkwɔɹk/

noun
Definitions
  • (particle) Any of a class of subatomic particles (previously hypothetical, since detected, subject to confirmation) consisting of a group of five quarks (compared to three quarks in normal baryons and two in mesons), or more specifically four quarks and one antiquark (symbol Θ).

Etymology

Prefix from English quark.

Origin

English

quark

Gloss

Timeline

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Cognates and derived terms