Learn Hardcore Greek: Στον δρόμο χρειάζεται πολλή προσοχή, ειδικά όταν έχει κίνηση. - On the road, a lot of care is needed, especially when there is traffic.

Breakdown of Στον δρόμο χρειάζεται πολλή προσοχή, ειδικά όταν έχει κίνηση.

Why does στον δρόμο mean on the road / in traffic / while driving? What exactly is στον?

Στον is a contraction of σε + τον.

So:

The noun δρόμος means road, and after σε, Greek normally uses the accusative:

In this sentence, στον δρόμο is not just a literal location. It often means something broader like:

So it sets the context for the whole sentence.

Why is it δρόμο and not δρόμος?

Because δρόμο is the accusative singular form.

The dictionary form is:

But after σε (which becomes στον here), Greek uses the accusative:

This is very common in Greek:

So δρόμος changes to δρόμο because of the grammar required by σε.

What does mean here, and why is it in the singular?