This is the 84th most frequent Turkish word.
doğru
Correct; true; right; straight.
In this sentence, 'doğru' is used as a postposition that means 'towards', indicating a direction.
Okula doğru yürüdük.
We walked towards the school.
Here, 'doğru' is used as an adjective meaning 'correct' or 'true', describing the subject 'bu bilgi' (this information).
Bu bilgi doğru.
This information is correct.
Here, 'doğru' (in its form 'doğruyu') is used as a noun meaning 'the truth', referring to the concept of honesty.