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nounemptying something accomplished by allowing liquid to run out of it
Similar:
type of:
Definition that contains drainage
- swamp low land that is seasonally flooded; has more woody plants than a marsh and better drainage than a bog
- ditch cut a trench in, as for drainage
- trench cut a trench in, as for drainage
- bog wet spongy ground of decomposing vegetation; has poorer drainage than a swamp; soil is unfit for cultivation but can be cut and dried and used for fuel
- swampland low land that is seasonally flooded; has more woody plants than a marsh and better drainage than a bog
- waterspout a channel through which water is discharged (especially one used for drainage from the gutters of a roof)
- catchment a structure in which water is collected (especially a natural drainage area)
- posterior cardinal vein a major drainage channel from the caudal part of the body
- anterior cardinal vein a major drainage channel from the cephalic part of the body
- laser trabecular surgery eye surgery that makes many tiny laser burns in an area that will increase the drainage of aqueous humor