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theine

From Wiktionary, the free dictionary
See also: théine

English

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Etymology 1

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From French théine.

Pronunciation

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  • IPA(key): /ˈθiː.iːn/, /ˈθeɪ.iːn/, /ˈteɪ.iːn/

Noun

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theine (uncountable)

  1. (organic chemistry) Caffeine when present in tea.
    Coordinate terms: caffeine, guaranine, mateine
    • 2010, Crispian Scully, Medical Problems in Dentistry E-Book, Elsevier Health Sciences, →ISBN, page 693:
      Caffeine is called guaranine when found in guarana, mateine when found in mate and theine when found in tea. There is far more caffeine in coffees than in teas.
Translations
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Etymology 2

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Noun

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theine (plural theines)

  1. Obsolete form of thane.

Anagrams

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Irish

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Noun

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theine

  1. Obsolete spelling of thine; lenited form of teine.

Old Irish

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Pronunciation

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Noun

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theine

  1. Lenited form of teine.