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Pronunciation varies by accent · noun
(organic chemistry) Any of a group of very large polycyclic aromatic hydrocarbons composed of fused coronene and benzene rings.
Use superphenalene when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Superphenalene means (organic chemistry) Any of a group of very large polycyclic aromatic hydrocarbons composed of fused coronene and benzene rings.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use superphenalene where its definition matches the intended context.
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