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Pronunciation varies by accent · noun
(organic chemistry) Either of two isomeric aldehydes derived from naphthalene.
Use naphthaldehyde when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Naphthaldehyde means (organic chemistry) Either of two isomeric aldehydes derived from naphthalene.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use naphthaldehyde where its definition matches the intended context.
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