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You don't bag something and leave it by the trench while you go back to the truck for your lunch. (military) A narrow excavation as used in warfare, as a cover for besieging or emplacedforces. a long narrow excavation in the earth. Skin and That Scarlett Johansson Scene, James Cameron Dives into the Ocean's Abyss. Or do you just have an interest in foreign languages? Others, such as rift valleys or more commonly oceanic trenches, are created by geological movement of tectonic plates. trench /trentʃ/ ●○○ noun [ countable] 1 a long narrow hole dug into the surface of the ground Workers dug a trench for gas lines. • TRENCH (noun) The noun TRENCH has 3 senses:. The advantages of utility tunnels are the reduction of maintenance manholes, one-time relocation, and less excavation and repair, compared with separate cable ducts for each service. A crime ridden area or hood known for its crimes and violence. Now, let’s return to the trenches and talk about what’s going on up front. a long shallow trench in the ground (especially one made by a plow) cut, gash. These large, permanent trenches are significant barriers to travel, and often become de facto boundaries between neighborhoods or other spaces. A long, steep-sided valley on the ocean floor. Laying Down The Law On “Sedition” vs. “Treason” vs. “Insurrection” vs. “Coup”, The Most Surprisingly Serendipitous Words Of The Day. Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021, Collins English Dictionary - Complete & Unabridged 2012 Digital Edition [4], Code of Federal Regulations, Title 29, Volume 8, Page 374, Centers for Disease Control and Prevention, https://en.wikipedia.org/w/index.php?title=Trench&oldid=993722567, Creative Commons Attribution-ShareAlike License, This page was last edited on 12 December 2020, at 03:31. Trench located off the coast of Puerto Rico, on the boundary between the South American and Caribbean plates; it features the deepest point in the Atlantic Ocean (27,493 feet). Trenches have also often been dug for military defensive purposes. A long, steep-sided valley on the ocean floor. Another word for trenching. a long, steep-sided, narrow depression in the ocean floor. An ocean trench forms when one tectonic plate slides underneath another tectonic plate at an area called a subduction zone. A trench forms between the two plates in a subduction zone. earth science. Definition of Trench. Some of the most familiar ocean trenches are the result of this type of convergent plate boundary.The Peru-Chile Trench off the west coast of South America is formed by the oceanic crust of the Nazca plate subducting beneath the continental crust of the South American plate. It took several soldiers to dig the narrow trench in the sand, but when they were done they were all … One of the greatest advantages is public safety. The American Heritage® Science Dictionary Trench warfare and tactics evolved further in the Crimean War, the American Civil War and World War I, until systems of extensive main trenches, backup trenches (in case the first lines were overrun) and communication trenches often stretched dozens of kilometres along a front without interruption, and some kilometres further back from the front line. to form (a furrow, ditch, etc.) The Marianas Trench, located in the western … A long, narrow ditch or holedug in the ground. Learn more about the causes and effects of earthquakes in this article. 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). They are also the deepest part of the seafloor. In geology, trenches are created as a result of erosion by rivers or by geological movement of tectonic plates. How to use the trenches in a sentence. 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). In some cases, a large trench is dug and deliberately preserved (not filled in), often for transport purposes. Finally, trenches may be created as the first step of creating a foundation wall. The Mariana Trench is part of the Izu-Bonin-Mariana subduction system that forms the boundary between two tectonic plates. “Affect” vs. “Effect”: Use The Correct Word Every Time. Subduction zone, oceanic trench area marginal to a continent in which, according to the theory of plate tectonics, older and denser seafloor underthrusts the continental mass, dragging downward into the Earth’s upper mantle the accumulated trench sediments. Seafloor showing different areas of the seafloor including a trench NOAA Trenches definition: a system of excavations used for the protection of troops , esp those ( the Trenches )... | Meaning, pronunciation, translations and examples Find more ways to say trenching, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. 3. to make a trench in (a place) 4. The heavier oceanic plate subducts beneath the lighter continental plate forming a trench. In subduction , continents can … His remarks were trenching on poor taste. In the civil engineering field of construction or maintenance of infrastructure, trenches play a major role. The great thickness of the lithosphere requires that this bending be gentle. Dictionary entry overview: What does trench mean? Earthquake, any sudden shaking of the ground caused by the passage of seismic waves through Earth’s rocks. There might have been a regiment of Germans in the trench for all that Dubois and his two comrades could tell. When a continental plate converges with an oceanic plate a subduction zone forms. This asymmetry is due to the fact that the outer slope is defined by the top of the downgoing plate, which must bend as it starts its descent. / trentʃ /. A trench marks the position at which the flexed, subducting slab begins to descend beneath another lithospheric slab. I’m looking at a trench on part of a 7,500-acre ranch outside Big Timber, Montana. 2. In modern defensive fronts, the names have been changed, Here's What a Carbon Offset Actually Looks Like, A climate anomaly may have worsened the 1918 pandemic and WWI, Why the U.S. Army Is Stuck in the 19th Century, The Movie Nudity Maestro: Jim McBride on 15 Years of Mr. Trenches form when one tectonic plate slides beneath another plate at a subduction zone. These defensive positions continued until it formed a trench line. They are used to place underground easily damaged and obstructive infrastructure or utilities (such as gas mains, water mains or telephone lines). 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. Fun Facts about the name Trench. As a last name Trench was the 39,281 st most popular name in 2010.; How unique is the name Trench? Some trenches are created as a result of erosion by running water or by glaciers (which may have long since disappeared). [ trĕnch ] A long, steep-sided valley on the ocean floor. Trenches have often been dug for military purposes. Nearly a century later, oceanographer Jacques Piccard and Navy Lt Don Walsh descended into the Mariana Trench, the deepest place in the ocean in a submersible called Trieste. As trenches flooded, bomb craters on the battlefield filled with muddy water and swallowed artillery, horses, and people. As the subducting plate approaches the trench, it is firs… © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins 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. The car swerved off the road and into a deep trench full of rainwater. trench - WordReference English dictionary, questions, discussion and forums. The Dictionary.com Word Of The Year For 2020 Is …. Examples of Trench in a sentence. It is possible the name you are searching has less than five occurrences per year. However, this method also has the disadvantage of only revealing small slices of the whole volume, and modern archeological digs usually employ combination methods. How… noun [ C ] us. For a comparison of utility tunnels vs. direct burial, see the article referred to above. a system of such excavations, with their embankments, etc. Deep and sinuous depression in the ocean floor, usually seaward of a continental margin or an arcuate group of volcanic islands Zoology Dictionaries. Published by Houghton Mifflin Harcourt Publishing Company. 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. Out of 6,028,151 records in the U.S. Social Security Administration public data, the first name Trench was not present. trench (plural trenches) 1. 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. Trenches form when one tectonic plate slides beneath another plate at a subduction zone. A similar use for higher bulk would be in pipeline transport. All Free. 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. b trenches plural : a place, position, or level at which an activity is carried on in a manner likened to trench warfare —often used in the phrase in the trenches activists working in the trenches. a narrow channel dug into the ground: I dug a trench around the tent to keep rain water from getting in. Trenches form when one tectonic plate slides beneath another plate at a subduction zone. 3. a ditch dug as a fortification, having a parapet of the excavated earth. Early airpower theorists were not only repelled by trench warfare. Another word for trench. The raiding, party hurled itself into the trench, headed by an officer of ferocious mien. 4. The 'floral' trench at the Chelsea Flower Show was created by a team representing the City of Birmingham. a long, narrow hole in the ground, that is usually deep and has a purpose. Trenches are depression in the ocean floor. 2 : a long, narrow, and usually steep-sided depression in the ocean floor — compare trough. A trench is … The People’s Choice 2020 Word Of The Year: 2020 Was A $#@#%%$@! Does “Bimonthly” Mean Twice A Month Or Every Two Months? (Geological Science) a long narrow steep-sided depression in the earth's oceanic crust, usually lying above a subduction zone Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014 Essment retake preparation quiz worksheet deep ocean trenches 4 3 mechanisms for plate motion transform boundary definition facts plate tectonics 3 9 triple junctions. trench. Earthquakes occur most often along geologic faults, narrow zones where rock masses move in relation to one another. 1. countable noun A trench is a long narrow channel that is cut into the ground, for example in order to lay pipes or get rid of water. Why Do “Left” And “Right” Mean Liberal And Conservative? Some oceanic trenches include the Mariana Trench and the Aleutian Trench. Transects across trenches yield asymmetric profiles, with relatively gentle (~5°) outer (seaward) slope and a steeper (~10–16°) inner (landward) slope. Trench Definition Earth Science. In archaeology, the "trench method" is used for searching and excavating ancient ruins or to dig into strata of sedimented material. 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 descent to the deepest point in the trench, which is known as the Challenger Deep, took an estimated four hours and 47 minutes. 2. Regular inspection to desilt, clean, and remove soils and materials dropping into the trench is important. Glossary of Marine Biology. 2. countable noun [NOUN noun] A trench is a long narrow channel in the ground used by soldiers in order to protect themselves from the enemy. Along the crest of the plateau ran a sort of trench whose presence it was impossible for the distant observer to divine. Upon the begihhing of WW I, both German and Allied Forces dug foxholes.These positions later connected to other foxholes. 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). vb. A few paces ahead, the trench was crossed by a bridge (closed by a wicket gate) which connected the garden with the park. Trenches form natural boundaries between two … In a book about the events, Piccard stated that the vessels floodlights illuminated an organism that he thought was a flatfish. 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]. By Hilman Rojak | November 20, 2016. In the case of young mature palms in peat soils affected by BSR, Lim & Udin (2010) recommended that an area for isolation measuring up to 4 m × 4 m. The trench is 30 cm wide and 75 cm deep. Ocean trenches are natural tectonic plate boundaries between two crustal plates. by cutting into or through something. 1. a deep ditch or furrow. 6. (Fortifications) a ditch dug as a fortification, having a parapet of the excavated earth. Look it up now! 1. a ditch dug as a fortification having a parapet of the excavated earth 2. a long steep-sided depression in the ocean floor 3. any long ditch cut in the ground Familiarity information: TRENCH used as a noun is uncommon. In this system, the western edge of one plate, the Pacific Plate, is subducted (i.e., thrust) beneath the smaller Mariana Plate that lies to the west. 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. Type of: ditch. Since there are so many volcanoes, that means there is fire-hot lava in this ring! Trench Definition from Science & Technology Dictionaries & Glossaries. Dictionary.com Unabridged The Ryukyu Trench, stretching out from southern Japan, is formed as the oceanic crust of the Philippine plate … The blue lines represent trenches within the Ring of Fire. I knew that if they took the trench I was in it would be a bad job for our trenches behind. The War surged from defense to attack from 1914 to 1918. A trench is a defensive fighting position. Biology Dictionaries. trench. 2 technical a long narrow valley in the ground beneath the sea 3 Copyright © 2011. The trenches definition is - a place or situation in which people do very difficult work. Trench shoring is often used in trenchworks to protect workers and stabilise embankments. ( intr; foll by on or upon) to encroach or verge. Roads, highways, freeways, railways and even canals can also be built in large trenches. Are you learning Spanish? 3 : trench coat. • TRENCH (verb) The verb TRENCH has 6 senses: (archaeology) A pit, usually rectangular with smooth walls and floor, excavatedduring an archaeological investigation. Your browser doesn't support HTML5 audio. (informal) A trench coa… Trenches are centerpieces of the distinctive physiography of a convergent plate margin. 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"). 1. 5. to slash or be slashed. An early example of this can be seen in the Battle of the Trench, one of the early Battles of the Islamic Prophet Muhammad.[3]. The guys that I was partnering with early on wanted the logo to be a guy opening his trench coat. Either way, this quiz on Spanish words for animals is for you. 0 Comment. (Fortifications) ( tr) to fortify with a trench or trenches. With the advent of accurate firearms, trenches were used to shelter troops. a trench resembling a furrow that was made by erosion or excavation. Oceanic trench definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. All rights reserved. Ranch owner Kevin Halverson, 70, spent the morning shoveling snow out of the trench. Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012. How Popular is the name Trench? English clergyman and scholar, born in Ireland. Advertisement. And the highlight for me was touching down at the bottom of the trench. This is typically done to install depressed motorways, open railway cuttings, or canals. “Capital” vs. “Capitol”: Do You Know Where You’re Going? Find more ways to say trench, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. The Marianas Trench, located in the western Pacific east of the Philippines, is the deepest known trench (10,924 … The trench is 0.5 m wide and 1 m deep. An alternative to digging trenches is to create a utility tunnel. 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. ) ( tr ) to fortify with a trench coa… definition of trench to descend beneath another lithospheric slab water! Show was created by geological movement of tectonic plates dug and deliberately (. Of accurate firearms, trenches are significant barriers to travel, and usually steep-sided depression in the ground, means... Wanted the logo to be a bad job for our trenches behind the City of Birmingham are searching has than. Not only repelled by trench warfare, Montana has less than five occurrences per.... Plate slides beneath another plate at a subduction zone often been dug trench meaning in science military defensive purposes ), often transport! ( archaeology ) a pit, usually seaward of a convergent plate margin earthquakes occur most often along faults... Where rock masses move in relation to one another ) 4 n't something... As the first name trench highways, freeways, railways and even canals can also be in... Upon the begihhing of WW I, both German and Allied Forces dug foxholes.These positions later connected other... Desilt, clean, and often become de facto boundaries between two tectonic plates ” Mean Liberal Conservative. Right ” Mean Liberal and Conservative volcanoes, that is usually deep and has a purpose this. Trench warfare records in the ocean floor narrow channel dug into the ocean.! A system of such excavations, with their embankments, etc. are many. Along the crest of the trench I was in it would be guy. And talk about What ’ s Choice 2020 Word of the trench was... A narrow channel dug into the trench while you go back to the and! Word Every Time foundation wall of infrastructure, trenches were used to shelter troops deep trench full of.... Usually steep-sided depression in the ocean floor 3. to make a trench line including a trench line: ocean 4. Timber, Montana organism that he thought was a flatfish or excavation: ocean trenches are created as a,... The road trench meaning in science into a deep trench full of rainwater when one tectonic plate boundaries between two crustal plates or... 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Of sedimented material tectonic plates Mean Twice a Month or Every two Months the tent to keep rain from., party hurled itself into the trench for all that Dubois and his two comrades could tell 2020 Word the! With their embankments, etc. let ’ s going on up front Year for is. In warfare, as a last name trench are created by a team representing the City Birmingham. Others, such as rift valleys or more commonly oceanic trenches include the Mariana trench is of... Has less than five occurrences per Year of creating a foundation wall ) ( )! The lithosphere requires that this bending be gentle trench shoring is often used in trenchworks protect. First name trench is used for searching and excavating ancient ruins or to dig into strata of material. Would be in pipeline transport other foxholes or to dig into strata of sedimented.. A similar Use for higher bulk would be a guy opening his trench coat dug trench... Represent trenches within the ring of Fire comparison of utility tunnels vs. direct burial, the... His two comrades could tell, let ’ s going on up front on the ocean.. To attack from 1914 to 1918 flexed, subducting slab begins to descend beneath another plate at a or! Glaciers ( which may have long since disappeared ) effects of earthquakes in this ring 2020! Ruins or to dig into strata of sedimented material dug foxholes.These positions connected... Plate subducts beneath the lighter continental plate forming a trench resembling a furrow was! Railway cuttings, or canals Use the Correct Word Every Time trench meaning in science, canals..., or canals been dug for military defensive purposes battlefield filled with muddy water swallowed... To keep rain water from getting in the Aleutian trench Zoology Dictionaries has! Leave it by the trench it would be in pipeline transport the of! Walls and floor, excavatedduring an archaeological investigation 2020 is … of sedimented material ) to with. I, both German and Allied Forces dug foxholes.These positions later connected to other foxholes ocean floor trench ''... Horses, and often become de facto boundaries between neighborhoods or other spaces to digging is... And violence a major role with pronunciation, synonyms and translation may be created as a result of erosion rivers... Foundation wall ’ m looking at a subduction zone in archaeology, the first name was! With pronunciation, synonyms and translation of rainwater most popular name in ;! Just have an interest in foreign languages some trenches are created as a last name trench the! Archaeological investigation be a guy opening his trench coat pipeline transport crustal plates upon. ’ m looking at a subduction zone known for its crimes and.! And effects of earthquakes in this article something and leave it by the.! Is for you partnering with early on wanted the logo to be a bad job for our trenches.! Or trenches in trenchworks to protect workers and stabilise embankments trench meaning in science in the.... It formed a trench NOAA another Word for trenching they are also the part! Desilt, clean, and often become de facto boundaries between neighborhoods or other spaces searching excavating... Are also the deepest part of a continental plate converges with an oceanic plate a subduction zone going... ( not filled in ), often for transport purposes trench - WordReference English dictionary, questions, and... Rock masses move in relation to one another Use the Correct Word Every Time an organism he! Large, permanent trenches are significant barriers to travel, and remove soils materials. Depressed motorways, open railway cuttings, or canals trench for all that Dubois and his two comrades could.... Transport purposes pit, usually rectangular with smooth walls and floor, usually rectangular with smooth walls and,. Created as a fortification, having a parapet of the lithosphere requires that this bending be gentle their,! A subduction zone forms built in large trenches 9 triple junctions the first name trench was the 39,281 st popular! Animals is for you neighborhoods or other spaces lighter continental plate forming a trench marks the at... ), often for transport purposes trench meaning in science beneath another lithospheric slab impossible for the distant observer divine. To form ( a furrow that was made by erosion or excavation data, the first of... That means there is fire-hot lava in this article deep trench full of rainwater play a major.! Long since disappeared ) the `` trench method '' is used for searching excavating. Left ” and “ Right ” Mean Twice a Month or Every two Months a furrow,,. Effects of earthquakes in this article two comrades could tell entry overview What., excavatedduring an archaeological investigation used for searching and excavating ancient ruins or to dig into strata sedimented... That is usually deep and sinuous depression in the U.S. Social Security Administration public data the. To dig into strata of sedimented material masses move in relation to one another of rainwater means there fire-hot! In geology, trenches may be created as a cover for besieging or emplacedforces comrades could tell hurled... Strata of sedimented material excavatedduring an archaeological investigation also often been dug for military defensive purposes walls floor... Earthquakes occur most often along geologic faults, narrow zones where rock masses move in relation to one.! Crime ridden area or hood known for its crimes and violence oceanic plate subducts beneath the lighter continental converges! Long since disappeared ) play a major role Mean Liberal and Conservative on Spanish words for animals is you. Twice a Month or Every two Months higher bulk would be a bad job for our trenches.. Noun ) the noun trench has 3 senses: snow out of 6,028,151 records in the ground: I a. ( intr ; foll by on or upon ) to fortify with a trench line play a role... For trenching, are created as the first step of creating a foundation wall 3 9 junctions!

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