English clergyman and scholar, born in Ireland. In the civil engineering field of construction or maintenance of infrastructure, trenches play a major role. Find out! With the advent of accurate firearms, trenches were used to shelter troops.

I knew that if they took the trench I was in it would be a bad job for our trenches behind. Underground power lines, whether in common or separate channels, prevent downed utility cables from blocking roads, thus speeding emergency access after natural disasters such as earthquakes, hurricanes, and tsunamis. Services, Working Scholars® Bringing Tuition-Free College to the Community.

All rights reserved. When they are well mapped, they also allow rapid access to all utilities without having to dig access trenches or resort to confused and often inaccurate utility maps.

Trenches are formed in subduction zones, where one tectonic plate sinks into another.

The former geoform is relatively deep (approximately 10 kilometres (6.2 mi)), linear and narrow, and is formed by plate subduction when plates converge.[2]. The guys that I was partnering with early on wanted the logo to be a guy opening his trench coat.

The movement of the plates causes changes in natural phenomenon such as earthquakes and volcanoes as well as changes in the topography of the Earth.

The result is a topographic depression where the oceanic plate comes in contact with the overriding plate, which may be either … One of the greatest advantages is public safety. In the civil engineering field, trenches are often created to install underground infrastructure or utilities (such as gas mains, water mains or telephone lines), or later to access these installations.

A long, steep-sided valley on the ocean floor. There might have been a regiment of Germans in the trench for all that Dubois and his two comrades could tell. - Definition & Example, What is a Plateau? What oceanic trench is at the Juan de Fuca... What does the Mariana Trench have to do with plate... Mid-Ocean Ridge: Definition, Facts, Formation & Example, The Global Wind Patterns of the Three Wind Belts, The Earth's Crust: Facts, Layers, Temperature & Composition, Asthenosphere: Definition, Temperature & Density, Oceanic Crust: Definition, Composition & Facts, What is a Normal Fault? A few paces ahead, the trench was crossed by a bridge (closed by a wicket gate) which connected the garden with the park. These plates are able to drift around very slowly on the convection currents in the liquid mantel. The raiding, party hurled itself into the trench, headed by an officer of ferocious mien.

Trenches form when one tectonic plate slides beneath another plate at a subduction zone. Earn Transferable Credit & Get your Degree, Get access to this video and our entire Q&A library.

power or ability to act or to influence people, events, decisions, etc.

The Earth's lithosphere, or crust, is divided into sections called tectonic plates. The American Heritage® Science Dictionary Deep-sea trenches generally lie seaward of and parallel to adjacent island arcs or mountain ranges of the continental margins. For a comparison of utility tunnels vs. direct burial, see the article referred to above. I’m looking at a trench on part of a 7,500-acre ranch outside Big Timber, Montana. In geology, trenches are created as a result of erosion by rivers or by geological movement of tectonic plates. This is typically done to install depressed motorways, open railway cuttings, or canals. And the highlight for me was touching down at the bottom of the trench. In the pre-firearm era, they were mainly a type of hindrance to an attacker of a fortified location, such as the moat around a castle (this is technically called a ditch). If there are a half-dozen “Floridas,” one of them is sure to be Wisconsin, home to some of the closest elections and nastiest partisan trench warfare of the past decade. They are used to place underground easily damaged and obstructive infrastructure or utilities (such as gas mains, water mains or telephone lines). Roads, highways, freeways, railways and even canals can also be built in large trenches. “Epidemic” vs. “Pandemic” vs. “Endemic”: What Do These Terms Mean? Trenches have also often been dug for military defensive purposes. Others, such as rift valleys or more commonly oceanic trenches, are created by geological movement of tectonic plates. Trenches are formed in subduction zones, where one tectonic plate sinks into another. Sciences, Culinary Arts and Personal How many Word of the Day terms do you remember from the week of November 2–8, 2020? This is used for searching and excavating ancient ruins or to dig into strata of sedimented material to get a sideways (layered) view of the deposits – with a hope of being able to place found objects or materials in a chronological order. A similar use for higher bulk would be in pipeline transport.

Some oceanic trenches include the Mariana Trench and the Aleutian Trench. Some trenches are created as a result of erosion by running water or by glaciers (which may have long since disappeared). Copyright © 2011. Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020, Collins English Dictionary - Complete & Unabridged 2012 Digital Edition

a long, narrow excavation in the ground, the earth from which is thrown up in front to serve as a shelter from enemy fire or attack. His remarks were trenching on poor taste. ... See full answer below. to form (a furrow, ditch, etc.) “America The Beautiful” Lyrics You Probably Don’t Know. Here's What a Carbon Offset Actually Looks Like, A climate anomaly may have worsened the 1918 pandemic and WWI, Hong Kongers drove a stock up 1,100% to protest a news mogul’s arrest, Why the U.S. Army Is Stuck in the 19th Century, The Movie Nudity Maestro: Jim McBride on 15 Years of Mr.

What Is The Difference Between “It’s” And “Its”? With rallies banned, opposition primaries declared “illegal,” and elections postponed, Hong Kongers are finding it ever more difficult to protest in a city that is falling deeper into trenches of authoritarianism by the day. Published by Houghton Mifflin Harcourt Publishing Company. In some cases, a large trench is dug and deliberately preserved (not filled in), often for transport purposes.

Trench shoring is often used in trenchworks to protect workers and stabilise embankments. A trench is a type of excavation or depression in the ground that is generally deeper than it is wide (as opposed to a wider gully, or ditch), and narrow compared with its length (as opposed to a simple hole).[1]. Dictionary.com Unabridged

All rights reserved. The Marianas Trench, located in the western Pacific east of the Philippines, is the deepest known trench (10,924 m or 35,831 ft) and the deepest area in the ocean. These large, permanent trenches are significant barriers to travel, and often become de facto boundaries between neighborhoods or other spaces. The definition of a trench is a long, narrow ditch sometimes dug by troops during wartime to hide from enemies. “Democrat” vs. “Republican”: Where Did The Parties Get Their Names? As trenches flooded, bomb craters on the battlefield filled with muddy water and swallowed artillery, horses, and people. A trench is a deep and narrow hole, or ditch, in the ground, like the kind soldiers on frontlines might dig to give themselves shelter from the enemy. The advantage of this method is that it destroys only a small part of the site (those areas where the trenches, often arranged in a grid pattern, are located). An alternative to digging trenches is to create a utility tunnel. © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins

Trenches have often been dug for military purposes. Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012.

a ditch dug as a fortification, having a parapet of the excavated earth. a long, steep-sided, narrow depression in the ocean floor. They may also be created later to search for pipes and other infrastructure that is known to be underground in the general area, but whose exact location has been lost ("search trench" or "search slit"). You don't bag something and leave it by the trench while you go back to the truck for your lunch.

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