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| drain; draining device | |||
| draining The removal of water from a marshy area by artificial means, e.g. the introduction of drains; drainage 1. Removal of groundwater or surface water, or of water from structures, by gravity or pumping. 2. The discharge of water from a soil by percolation (the process by which surface water moves downwards through cracks, joints and pores in soil and rocks) | |||
