bottomonium

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|particle}} Any [[meson]], such as an [[upsilon particle]], formed from a [[bottom quark]] and its [[antiquark]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.