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Pronunciation varies by accent · noun
(chemistry, dated) A yellowish-brown powder obtained by the action of sulphuric acid on glacial acetic acid and phenol..
Use phenacetolin when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Phenacetolin means (chemistry, dated) A yellowish-brown powder obtained by the action of sulphuric acid on glacial acetic acid and phenol..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use phenacetolin where its definition matches the intended context.
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