n. ridge or high area dividing land drained by different rivers or systems; area which drains into a river; point of change, turning point

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Noun
1. a ridge of land that separates two adjacent river systems
(synonym) water parting, divide
(hypernym) line
(hyponym) continental divide
2. an event marking a unique or important historical change of course or one on which important developments depend; "the agreement was a watershed in the history of both nations"
(synonym) landmark, turning point
(hypernym) juncture, occasion
(hyponym) Fall of Man

n. předěl

Rzecz. wydarzenie przełomowe; moment zwrotny