noun Date: 1803 1. divide 2a, a region or area bounded peripherally by a divide and draining ultimately to a particular watercourse or body of water, a crucial dividing point, line, or factor ; turning point , ~ adjective
WATERSHED
Meaning of WATERSHED in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012