theine
[ thee-een, -in ]
/ ˈθi in, -ɪn /
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noun
caffeine, especially in tea.
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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British Dictionary definitions for theine
theine
/ (ˈθiːiːn, -ɪn) /
noun
another name for caffeine, esp when present in tea
Word Origin for theine
C19: from New Latin thea tea + -ine ²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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