draining trench

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• Trench — Trench, n. [OE. trenche, F. tranch[ e]e. See {Trench}, v. t.] 1. A long, narrow cut in the earth; a ditch; as, a trench for draining land. Mortimer. [1913 Webster] 2. An alley; a narrow path or walk cut through woods, shrubbery, or the like. [Obs …   The Collaborative International Dictionary of English

• Trench cavalier — Trench Trench, n. [OE. trenche, F. tranch[ e]e. See {Trench}, v. t.] 1. A long, narrow cut in the earth; a ditch; as, a trench for draining land. Mortimer. [1913 Webster] 2. An alley; a narrow path or walk cut through woods, shrubbery, or the… …   The Collaborative International Dictionary of English

• Trench plough — Trench Trench, n. [OE. trenche, F. tranch[ e]e. See {Trench}, v. t.] 1. A long, narrow cut in the earth; a ditch; as, a trench for draining land. Mortimer. [1913 Webster] 2. An alley; a narrow path or walk cut through woods, shrubbery, or the… …   The Collaborative International Dictionary of English

• Trench plow — Trench Trench, n. [OE. trenche, F. tranch[ e]e. See {Trench}, v. t.] 1. A long, narrow cut in the earth; a ditch; as, a trench for draining land. Mortimer. [1913 Webster] 2. An alley; a narrow path or walk cut through woods, shrubbery, or the… …   The Collaborative International Dictionary of English

• Trench — Trench, v. t. [imp. & p. p. {Trenched}; p. pr. & vb. n. {Trenching}.] [OF. trenchier to cut, F. trancher; akin to Pr. trencar, trenchar, Sp. trinchar, It. trinciare; of uncertain origin.] 1. To cut; to form or shape by cutting; to make by… …   The Collaborative International Dictionary of English

• Trench — A trench is a type of excavation or depression in the ground. Trenches are generally defined by being deeper than they are wide (as opposed to a wider gully or ditch), and by being narrow compared to their length (as opposed to a simple hole). [… …   Wikipedia

• Oceanic trench — Oceanic crust is formed at an oceanic ridge, while the lithosphere is subducted back into the asthenosphere at trenches. The oceanic trenches are hemispheric scale long but narrow topographic depressions of the sea floor. They are also the… …   Wikipedia

• Rocky Mountain Trench — The Rocky Mountain Trench, or the Trench or The Valley of a Thousand Peaks, is a large valley in the northern part of the Rocky Mountains. It is both visually and cartographically a striking physiographic feature extending approximately… …   Wikipedia

• lava trench —    A natural surface channel in a lava flow that never had a roof, formed by the surficial draining of molten lava rather than by erosion from running water; also called lava channel.    Compare: mawae, lava tube.    SW …   Glossary of landform and geologic terms

• To open the trenches — Trench Trench, n. [OE. trenche, F. tranch[ e]e. See {Trench}, v. t.] 1. A long, narrow cut in the earth; a ditch; as, a trench for draining land. Mortimer. [1913 Webster] 2. An alley; a narrow path or walk cut through woods, shrubbery, or the… …   The Collaborative International Dictionary of English

• Trenched — Trench Trench, v. t. [imp. & p. p. {Trenched}; p. pr. & vb. n. {Trenching}.] [OF. trenchier to cut, F. trancher; akin to Pr. trencar, trenchar, Sp. trinchar, It. trinciare; of uncertain origin.] 1. To cut; to form or shape by cutting; to make by… …   The Collaborative International Dictionary of English