1. The definition of a trench is a long, narrow ditch sometimes dug by troops during wartime to hide from enemies. A long narrow ditch dug in World War I to protect troops from being seen by the enemy is an example of a trench. noun.
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What are trenches?
Definition of trench
(Entry 1 of 2) 1a : a long cut in the ground : ditch especially : one used for military defense often with the excavated dirt thrown up in front.
What is trench mean in science?
Trenches are long, narrow depressions on the seafloor that form at the boundary of tectonic plates where one plate is pushed, or subducts, beneath another.
What is the meaning of trench in a sentence?
a narrow hole that is dug into the ground: A workman was killed when the sides of the trench he was working in collapsed. [ C usually plural ] a deep hole dug by soldiers and used as a place from which they can attack the enemy while being hidden: the trenches of the First World War.
What word class is trenches?
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. 2. countable noun [NOUN noun]
What are the 4 types of trenches?
- Front-line Trench. This type of trench was also known as the firing-and-attack trench.
- Support Trench. This trench was several hundred yards behind the front-line trench.
- Reserve Trench. The reserve trench was several hundred yards behind the support trench.
- Communication Trench.
What does trench mean in history?
The verb trench means to dig or to cut into, but you will most often hear the word as a noun, particularly relating to soldiers. The phrase trench warfare became popular around World War I, when technological advances in weapons changed the way that wars were fought.
What is a trench in water?
Ocean trenches are long, narrow depressions on the seafloor. These chasms are the deepest parts of the ocean—and some of the deepest natural spots on Earth.
Where are the trenches found?
Notable oceanic trenches
| Trench | Location |
|---|---|
| Kuril–Kamchatka Trench * | Near Kuril islands |
| Manila Trench | West of Luzon, Philippines |
| Mariana Trench * | Western Pacific Ocean; east of Mariana Islands |
| Middle America Trench | Eastern Pacific Ocean; off coast of Mexico, Guatemala, El Salvador, Nicaragua, Costa Rica |
What is trench in earthquake?
An oceanic trench is a linear depression of the sea floor caused by the subduction of one plate under another.
Would a sentence example?
We often use would (or the contracted form ‘d) in the main clause of a conditional sentence when we talk about imagined situations: If we had left earlier, we would have been able to stop off for a coffee on the way. If we went to Chile, we’d have to go to Argentina as well. I’d love to see both.
How many feet is a trench?
The Mariana Trench is 6033.5 fathoms deep. Knowing that it is (11,033 meters (36,201 feet) deep, how do do we perform the conversion to fathoms?
How do you use trench in a sentence?
His gaze dropped to the trench he had dug around the bush. A trench was dug three and a half feet wide, four feet eight inches deep, and eight feet long. There was blood on his trench coat. He flung away the weapons and the trench coat.
What is the synonym for trench?
noun. ( ˈtrɛntʃ) A ditch dug as a fortification having a parapet of the excavated earth. Antonyms. deglycerolize disarrange divest disorganize disorganise call option undeceive. intrenchment fosse communication trench slit trench moat.
What was life like in the trenches?
Trench life involved long periods of boredom mixed with brief periods of terror. The threat of death kept soldiers constantly on edge, while poor living conditions and a lack of sleep wore away at their health and stamina.
What were trenches like 3 facts?
Top 10 Facts about The Trenches
- Trench warfare was started by the Germans in The First World War.
- There was 2,490 kilometres of trench lines dug during the First World War.
- Most trenches were between 1-2 metres wide and 3 metres deep.
- Trenches weren’t dug in straight lines.
What is one example of trench warfare?
The trench lines of the Petersburg–Richmond theatre of operations in the final months of that war were the foremost example of trench warfare in the 19th century.
How many types of trenches are there?
There were three different types of trenches: firing trenches, lined on the side facing the enemy by steps where defending soldiers would stand to fire machine guns and throw grenades at the advancing offense; communication trenches; and “saps,” shallower positions that extended into no-man’s-land and afforded spots
Why are trenches used in war?
Trenches provided a very efficient way for soldiers to protect themselves against heavy firepower and within four months, soldiers on all fronts had begun digging trenches.
What are the 5 ocean trenches?
EXPEDITION OVERVIEW
The Five Deeps Expedition was the first to reach the deepest point in each of the Earth’s five oceans: the Puerto Rico Trench in the Atlantic, South Sandwich Trench in the Southern Ocean, Java Trench in the Indian Ocean, Challenger Deep in the Pacific and Molloy Deep in the Arctic.
What happens in a trench?
The effluent is distributed through the pipes/gravel or chambers, then percolates down into the soil. Oxygen is present and aerobic bacteria break down the waste. Viruses are held by soil particles and die over time.