- through drainage
- drainage achieved by passing a perforated tube or other type of drain through a cavity, so that irrigation may be effected by injecting fluid into one aperture and letting it escape through another.
Medical dictionary. 2011.
Medical dictionary. 2011.
Drainage in New Orleans — Drainage in New Orleans, Louisiana has been a major concern since the founding of the city in the early 18th century, remaining an important factor in the history of New Orleans through today. Elevation map of New Orleans. Hotter (pink) shades… … Wikipedia
Drainage — See also: Storm drain and Stormwater Deep inside a Sydney drain in New South Wales Drainage is the natural or artificial removal of surface and sub surface water from an area. Many agricultural soils need drainage to improv … Wikipedia
Drainage basin — Example of a drainage basin. The dashed line is the main water divide of the hydrographic basin A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit… … Wikipedia
Drainage system (Agriculture) — An agricultural drainage system is a system by which the water level on or in the soil is controlled to enhance agricultural crop production.=Classification=Figure 1 classifies the various types of drainage systems. It shows the field (or… … Wikipedia
Drainage system (agriculture) — An agricultural drainage system is a system by which the water level on or in the soil is controlled to enhance agricultural crop production. Contents 1 Classification 1.1 Surface drainage systems 1.2 Subsurface drainage systems … Wikipedia
Drainage equation — A drainage equation is an equation describing the relation between depth and spacing of parallel subsurface drains, depth of the watertable, depth and hydraulic conductivity of the soils. It is used in drainage design. Parameters in Hooghoudt s… … Wikipedia
Drainage system (Geomorphology) — In geomorphology, a drainage system is the pattern formed by the streams, rivers, and lakes in a particular watershed. They are governed by the topography of the land, whether a particular region is dominated by hard or soft rocks, and the… … Wikipedia
Through the Looking-Glass — Infobox Book | name = Through the Looking Glass title orig = translator = image caption = Book cover of Through the Looking Glass author = Lewis Carroll illustrator = John Tenniel cover artist = country = United Kingdom language = English series … Wikipedia
drainage — Continuous withdrawal of fluids from a wound or other cavity. capillary d. d. by means of a wick of gauze or other material. closed d. d. of a body cavity via a water or air tight system. Cf.:sump drain. dependent d. d. from the lowest part and… … Medical dictionary
drainage ditch — A small channel through which surface water can drain [16] … Lexicon of Cave and Karst Terminology