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theine

Pronunciation: /ˈθiːiːn, ˈθiːɪn/

Definition of theine

noun

[mass noun]
  • caffeine, especially when it occurs in tea.

Origin:

mid 19th century: from modern Latin Thea (former genus name of the tea plant, from Dutch thee) + -ine4

theine in other Oxford dictionaries

Definition of theine in the US English dictionary

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