theine
caffeine, especially in tea.
Origin of theine
1Words Nearby theine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use theine in a sentence
It is remarkable also that tea has been found to contain an element called theine, which has the same quantity of nitrogen.
Popular Books on Natural Science | Aaron David BernsteinChemical investigation indicates that caffeine and theine are the same and theobromine is a closely related substance.
Foods and Household Management | Helen Kinnetheine is no doubt a deadly poison, but we manage to drink it with tolerable safety in our tea and coffee.
Tobacco and Alcohol | John FiskeThe quantity of theine consumed in a cup of tea is about 4/5 of a grain, or ¼ of a medicinal dose.
Human Foods and Their Nutritive Value | Harry SnyderThe caffein or theine in tea is an alkaloid that has characteristic physiological properties.
Human Foods and Their Nutritive Value | Harry Snyder
British Dictionary definitions for theine
/ (ˈθiːiːn, -ɪn) /
another name for caffeine, esp when present in tea
Origin of theine
1Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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