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Pronunciation varies by accent · noun
(organic chemistry) A tricyclic aromatic heterocycle formally derived from phenalene by replacing a carbon atom (of the cyclohexene ring) by nitrogen (more precisely, an >NH group).
Use azaphenalene when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Azaphenalene means (organic chemistry) A tricyclic aromatic heterocycle formally derived from phenalene by replacing a carbon atom (of the cyclohexene ring) by nitrogen (more precisely, an >NH group).
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use azaphenalene where its definition matches the intended context.
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