| watershed definitions |
| # | Definition | Sets |
| 1 | the land area that supplies water to a river system | 16 sets |
| 2 | an ecosystem where all water runoff drains into a single body of water | 13 sets |
| 3 | n. a critical point that marks a division | 12 sets |
| 4 | area of land that is drained by a river | 11 sets |
| 5 | a ridge of land that separates two adjacent river systems | 11 sets |
| 6 | the entire area of land that is drained by a river (drained basin) | 10 sets |
| 7 | the land area that supplies water to a river system. | 9 sets |
| 8 | a critical point that marks a division | 9 sets |
| 9 | the area of land that is drained by a river | 9 sets |
| 10 | dividing ridge between two basins | 7 sets |
| 11 | the entire area of land that is drained by a river--where the river gets the water that recharges it from | 6 sets |
| 12 | crucial dividing point | 6 sets |
| 13 | the region of land drained by a river system. | 6 sets |
| 14 | a defining moment; a turning point | 5 sets |
| 15 | the land of area from which surface runoff drains into a stream, channel, lake, reservoir, or other body of water; also called a drainage basin | 5 sets |
| 16 | a dividing ridge between two basins | 4 sets |
| 17 | a boundary of an ecosystem on land; within this area all the water that reaches this area will flow out the same stream | 4 sets |
| 18 | moment after which nothing is the same | 4 sets |
| 19 | the land area from which surface runoff drains into a stream, channel, lake, reservoir or other body of water; also called a drainage basin. | 4 sets |
| 20 | an area of land that catches all rain and snow and collects it in one place like a river | 4 sets |
| 21 | refers to a system controlled by topography which defines how water will flow | 4 sets |
| 22 | an area of land that is drained by a river or other body of water | 4 sets |
| 23 | a critical or turning point | 3 sets |
| 24 | an area in which all rainwater drains to the same low point | 3 sets |
| 25 | drainage basions the ares of land tht is drained by the water system? | 3 sets |
| 26 | area of land drained by a river | 3 sets |
| 27 | an area drained by a river and its tributaries | 3 sets |
| 28 | land area that supplies water to a river system | 3 sets |
| 29 | n. 分水岭,流域 | 3 sets |
| 30 | land area that delivers water, sediment, and dissolved substances via small streams to a major stream (river). | 3 sets |
| 31 | turning point | 3 sets |
| 32 | a crucial dividing point | 3 sets |
| 33 | land area whose water drains into the streams system | 2 sets |
| 34 | area of land that is drained by a water system | 2 sets |
| 35 | a critical turning point | 2 sets |
| 36 | all the land area that contributes water to a particular stream or river | 2 sets |
| 37 | the area of land that is drained by a river. | 2 sets |
| 38 | land that drains into a river | 2 sets |
| 39 | the land area whose water drains into a stream system is call the systems watershed or drain system | 2 sets |
| 40 | all the land drained by a river or river system | 2 sets |