Questions & Answers about Ĉe la kruciĝo ni rigardis jen la kompason, jen la itineron.
Ĉe usually means at, by, or near.
So Ĉe la kruciĝo means something like at the intersection / at the crossroads. It tells you the location where the action happened.
A few comparisons:
- ĉe la domo = at/by the house
- ĉe la tablo = at the table
- ĉe la kruciĝo = at the intersection
It does not necessarily mean literally inside something. It is more about being at that place.
Kruciĝo means crossing, intersection, or crossroads.
It is built from the idea of crossing:
- kruc- = cross
- -iĝ- = become, come into a state
- -o = noun ending
So kruciĝo is literally something like a place where things cross / where crossing happens.
For a learner, the important thing is simply that kruciĝo is the normal word for a road intersection or crossroads.