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Pronunciation varies by accent · noun
(biochemistry, dated) A non-nitrogenous crystalline substance, formerly thought to be present in small quantities in human feces..
Use excretin when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Excretin means (biochemistry, dated) A non-nitrogenous crystalline substance, formerly thought to be present in small quantities in human feces..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use excretin where its definition matches the intended context.
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