International Commission on Irrigation & Drainage Commission Interationale des Irrigation et du Drainage

Multilingual Technical Dictionary (MTD)
<<    Browsing page 1 of 31    >>
Term No.Term Name/Term DescriptionAction
9029
Package job contract, or Turn-key contract
A contract in which the government or organization undertaking a construction project, makes only one party responsible for all services connected with the work, including planning, design, drawing of specifications and construction. This type of contract may be made either on a firm price or on cost plus basis. It is based on functional type of sp.....
Similar Terms
2485
Packer grouting
The use of expandable implements to isolate sections of a grout hole thereby enabling the application of grout to a portion of the hole only......
Similar Terms
8242
Packet
An ordered group of data and control signals transmitted through a network as a subset of a larger message.
Similar Terms
8241
Packet switching
Method of sending messages or data in uniform-sized packet.
Similar Terms
3109
Packing coefficient
A parameter in sediment-transportation theory defined as d2 times the number of grains per unit of area, when d is the diameter of the grain......
Similar Terms
4587
Paddle
One of the broad boards, or flats, at the circumference of a water wheel.
Similar Terms
4439
Paddle wheel
A simple device operated by persons treading on foot treadles, with arms and upper part of the body supported on a bamboo frame, for the watering and dewatering of paddy and other fields (illustrated)......
Similar Terms
4928
Paddy
1- A specially irrigated or flooded field where rice is grown.  2- Rice in general, especially in the husk, whether gathered or still in the field......
Similar Terms
5751
Paint
1 - A liquid coating material usually with pigment that is spread to a dry, thin film for protection or decoration or both on a surface. 2 - To cover a surface with a liquid mixture of coating materials......
Similar Terms
5793
Painter`s putty, Glazier`s putty, Putty compound, or Glazing compound
A mixture of whiting and linseed oil, sometimes including whitelead, forming a plastic substance used to fill small cracks or depressions or seal around glass panes in sashes before painting......
Similar Terms
41
Paired comparison
The comparison of two samples of equal size where the members of one can be paired off against the members of the other.
Similar Terms
3891
Paired-obstacle fishway
A fishway that consists of a sloping rectangular channel with baffles or obstacles in opposed pairs, spaced along the channel at intervals approximately equal to the channel width, and with straight free passage between them. The free passage is considerably restricted : one-half to five-eighth of the channel width being taken up by the obstacles (.....
Similar Terms
6751
Palearctic
Zoogeographical region that includes Europe, all of Asia except its southern projections, and Northern Africa.
Similar Terms
6572
Paleoecology
Ecological studies of the past based on evidence collected from fossil remains.
Similar Terms
1260
Paleolimnology
Studies of lake ecosystems based on evidence collected from preserved lake mud.
Similar Terms
717
Palmer Drought Severity Index
An index used to gage the severity of drought conditions by using a water balance equation to track water supply and demand. .....
Similar Terms
8243
Palmtop
A small general-purpose, programmable, battery-powered computer cabable of handling both numbers and text (in contrast to most pocket calculators) which can be operated comfortably while held in one hand. .....
Similar Terms
6670
Paludal
Of or relating to marshes or fens.
Similar Terms
7687
Paludolac
Referring to a lake that has degenerated into a swampy condition with little or no open water remaining; a stage in the evolution of a lake from open water to dry land......
Similar Terms
6671
Palustrine
Living in a marsh or swamp environment.
Similar Terms
7652
Pan
A horizon or layer in soil that is strongly compacted, indurated, or very high in clay content; e.g., iron pan, clay pan......
Similar Terms
895
Pan coefficient, or Conversion coefficient
The ratio of evaporation from a large body of water to that from a pan.
Similar Terms
4981
Pan evaporation
Evaporation from the free water surface of any one of the several devices (pans). Standard conditions for a pan may include size (often about 1 square meter), shape, color, depth of water, placement with respect to the soil surface, surrounding vegetation, fetch, etc. Pan evaporation may be expressed as a rate or as a daily, monthly or annual total.....
Similar Terms
6078
Pan mixer
A machine for mixing concrete, of particular low line and compact design.
Similar Terms
5884
Panel
A compartment, a distinct portion, or a section of shuttering; usually required to be re-used.
Similar Terms
<<    Browsing page 1 of 31    >>