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Pronunciation varies by accent · noun
(organic chemistry) A pyrrolizidine alkaloid found in the common groundsel and comfrey..
Use retronecine when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Retronecine means (organic chemistry) A pyrrolizidine alkaloid found in the common groundsel and comfrey..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use retronecine where its definition matches the intended context.
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