drain

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drain

1. a pipe or channel that carries off water, sewage, etc.
2. Surgery a device, such as a tube, for insertion into a wound, incision, or bodily cavity to drain off pus, etc.
3. Electronics the electrode region in a field-effect transistor into which majority carriers flow from the interelectrode conductivity channel

Drain

A channel, conduit, or pipe used to remove rain, wastewater, or sewage.

Drain

 

an artificial underground channel (pipe, cavity) for collecting and discharging subsoil waters and for aerating soil. Drains differ according to function (driers, collecting mains), structure, and materials. Pipes are made of such materials as earthenware, wood, and plastic. Cavities are of the mole or the slotted type, filled with gravel or fascines.

drain

[drān]
(civil engineering)
A channel which carries off surface water.
A pipe which carries off liquid sewage.
(electricity)
(electronics)
The region into which majority carriers flow in a field-effect transistor; it is comparable to the collector of a bipolar transistor and the anode of an electron tube.

drain

1. Any pipe in a building-drainage system which carries waste water or water-borne waste.
2. Any pipe or channel for carrying waste water or storm water.

drain

(jargon)
(IBM) To allow a system to complete the processing of its current work before the system becomes unavailable. E.g. draining a device before taking it off-line or telling a web server in a server farm not to accept any new requests but to finish processing any requests it has already accepted.

drain

One side of a field effect transistor. When the gate is pulsed, current flows from the source to the drain, or vice versa depending on the design. See collector.
References in periodicals archive ?
The amount of postoperative fluid drained has been proposed to be significantly inuenced by the negative pressure on the suction drainage.
Soon after the Glades was drained, agriculture, including sugar farming, quickly grew into the leading industry along Lake Okeechobee.
Chapter titles: Definitions; Requirements and Testing Plans; Procedures for Determining Drained Net Weight and Drained Washed New Weight; Production Control; Extent of Filling and Manner of Marking Containers; Minimum Nominal Drained Weight Figures; Appendix One.
During off-site processing, the PCB fluid is drained from the transformer and replaced with an interim fluid that leaches PCBS from the unit's core and coil.
b) Reconstitute mushroom soup, add a can of drained, sliced mushrooms, and proceed.
1 (12-ounce) package fresh cranberries (3 cups), rinsed, any foreign pieces discarded and drained
Toss pasta and sauce with canned, drained beans and chopped onions
An excellent way to take advantage of poorly drained soil is to install a water pond and surround it with bog plants.
3/4 pound green beans, trimmed, steamed until crisp tender and chilled in bowl of ice water, then drained
Dispose of drained fuel in an approved hazardous waste container.