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