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/ˈzanθiːn/ · noun
(chemistry) Any of a group of alkaloids that include caffeine, theophylline, and theobromine as well as the parent compound, a precursor of uric acid found in many organs of the body..
Use xanthine when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Xanthine means (chemistry) Any of a group of alkaloids that include caffeine, theophylline, and theobromine as well as the parent compound, a precursor of uric acid found in many organs of the body..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use xanthine where its definition matches the intended context.
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