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Pronunciation varies by accent · noun
(particle physics) Any meson, such as an upsilon particle, formed from a bottom quark and its antiquark..
Use bottomonium when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Bottomonium means (particle physics) Any meson, such as an upsilon particle, formed from a bottom quark and its antiquark..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use bottomonium where its definition matches the intended context.
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