C1 noun /ˈwɔːtəʃɛd/
watershed
point tournant, ligne de partage des eaux
Meaning
An event or period marking a turning point in a situation; also refers to a ridge dividing two drainage areas.
Example
The independence movement was a watershed in the nation's history.
Le mouvement d'indépendance a été un tournant dans l'histoire de la nation.