No. 15,902 in Polish
teorią
"Theory."
In a sentence
Nie zgadzam się z jego teorią na ten temat.
I disagree with his theory on this subject.
In this sentence, 'teorią' is used as an instrumental form of 'teoria,' referring to a specific theory that someone possesses or expresses.
Według tej teorii, wszechświat jest nieskończony.
According to this theory, the universe is infinite.
Here, 'teorii' is the genitive form of 'teoria,' which is used as part of a prepositional phrase indicating a basis of argument or perspective.
Można by tę sytuację wyjaśnić za pomocą tej teorii.
One could explain this situation with the help of this theory.
In this example, 'teorii' is again in the instrumental case, showing the means through which a situation is explained.
Hear it in real podcasts
The recording above is a synthetic voice. Hear how people say “teorią” in actual Polish podcasts.
Find “teorią” in podcastsLearn it from shows you like
LangTurbo plays Polish podcasts with a transcript and the English under every line. Tap a word like this one and it tells you what it means right there.
Get the appPolish books and courses on Amazon (an affiliate link: a purchase through it supports this site).