This is the 6399th most frequent French word.
guidée
"Guidée" means "guided" in English.
The word 'guidée' is used as the past participle of the verb 'guider', in a passive construction to describe how the tour was conducted.
La visite de l'exposition était guidée par un expert.
The exhibition tour was guided by an expert.
Here, 'guidée' is an adjective modifying 'randonnée' to indicate that the hike is accompanied by a guide.
Elle préfère une randonnée guidée plutôt qu'explorée seule.
She prefers a guided hike rather than exploring alone.
In this sentence, 'guidée' acts as the past participle in a passive construction, describing the action applied to the rocket by the navigation system.