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" [syn: landmark, turning point]
Etymologywater + shed, calque of German Wasserscheide, from German Wasser, from , from , from Proto-Indo-European root , + German Scheide, from , from , from Proto-Indo-European base
- (UK): /ˈwɔ:təʃɛd/, /"wO:t@SEd/
- (US): , /ˈwɔtɚʃɛd/, /"wOt@`SEd/
- A region of land within which water flows down into a specified body, such as a river, lake, sea, or ocean; a drainage basin or catchment basin.
- The topographical boundary dividing two adjacent catchment basins.
- A critical point marking a change in course or development.
- The time after which material of more adult nature (violence, swear words, sex) may be broadcast on television or radio.
boundary between adjacent catchment basins
time after which adult material may be broadcast
- Spanish: dos rombos m|p
critical point marking a change in course or development
Watershed may refer to:
- Watershed, drainage divide (non-American usage)
- Watershed, drainage basin (North American usage)
- Watershed (algorithm), an algorithm used in image processing
area (medical), an area with overlapping blood supply
- Watershed stroke, a stroke in a brain watershed area
- Watershed (television), a time each evening after which certain material may be shown