Tein

German

Alternative forms

• Teein, Thein

Etymology

Borrowed from French théine, from thé (“tea”).

Pronunciation

• IPA^(key): /teːˈiːn/

• Audio

  (file)

Noun

Tein n (strong, genitive Teins, no plural)

1. (organic chemistry) theine (caffeine when present in tea)

   Coordinate term: Koffein

Declension

Declension of Tein [sg-only, neuter, strong]

	singular
	indef.	def.	noun
nominative	ein	das	Tein
genitive	eines	des	Teins
dative	einem	dem	Tein
accusative	ein	das	Tein

Further reading

• “Tein” in Duden online
• “Tein” in Digitales Wörterbuch der deutschen Sprache
• Koffein on the German Wikipedia.Wikipedia ^de