Dictionary

methylxanthine

noun meth·yl·xan·thine \-ˈzan-ˌthēn\

Definition of METHYLXANTHINE

:  a methylated xanthine derivative (as caffeine, theobromine, or theophylline)
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First Known Use of METHYLXANTHINE

1949
Medical Dictionary

methylxanthine

noun meth·yl·xan·thine \ˌmeth-əl-ˈzan-ˌthēn\

Medical Definition of METHYLXANTHINE

:  a methylated xanthine derivative (as caffeine, theobromine, or theophylline)

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