theine

[thee-een, -in]

Origin of theine

1830–40; < New Latin the(a) tea + -ine2
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Examples from the Web for theine

Historical Examples of theine


British Dictionary definitions for theine

theine

noun
  1. 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 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012