Share this entry

Share this page

theine

Syllabification: the·ine
Pronunciation: /ˈTHē-ēn, -in
 
/

Definition of theine in English:

noun

Caffeine, especially when it occurs in tea.
Example sentences
  • Eventually it was shown that the theine of tea was identical with the caffeine of coffee, and the term theine was then dropped.
  • Analysis certificates are issued for each processed batch; these certificates also state the percentage of theine and residues still left.

Origin

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

Definition of theine in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day prepotent
Pronunciation: ˌprēˈpōtnt
adjective
greater than others in power or influence