Meanings
nounupsilon particle (plural upsilon particles)
plural upsilon particles
- particlenatural sciencesAny of a number of bound states of a heavy quark and its antiquark, especially that formed from a bottom quark and an anti-bottom quark.
Translations
Russian и́псилон-части́ца
- и́псилон-части́ца (ípsilon-častíca)bound state
Cite this entry
APA
upsilon particle. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/upsilon%20particle
MLA
“upsilon particle.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/upsilon%20particle. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “upsilon particle,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/upsilon%20particle.
Source: upsilon particle on Wiktionary, CC BY-SA 4.0.