die Theorie
Translation
theory, doctrine
Examples
Das ist eine interessante Theorie.
That is an interesting theory.
In der Theorie klingt das gut, aber in der Praxis?
In theory that sounds good, but in practice?
Er entwickelte eine neue Theorie.
He developed a new theory.
Grammar Patterns
a theory ((about sth.)) a theory about sth. He has a theory about the universe.
in theory in theory In theory, everything is simple.
Similar Words
Hypothese (hypothesis), Annahme (assumption); Antonym: Praxis (practice)
Etymology
From Greek 'theōría' meaning 'contemplation, speculation'. It's a direct cognate of the English word 'theory'.
Memory Tips
It sounds almost identical to 'theory'. Just remember it's a feminine noun in German: 'die Theorie'.