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# barrier

«barrier» in Mova's school dictionary: **a fence, gate, wall or bar that stops people or things…** — its meaning for a pupil, its sense in the lessons and examples, with 5 sentences of Mova's corpora that use it.

### part of speech

noun (a barrier, barriers)

### meaning for a pupil

1) A barrier is a fence, gate, wall or bar that stops people or things from going somewhere. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/B/barrier/#m1)

2) A barrier can also be anything that makes something hard to do, like a language barrier. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/B/barrier/#m2)

### sense in the lessons

In safety lessons, barriers at railway crossings, building sites, cliff edges, pools and roadworks are there to keep you safe; never climb over or go under them. A barrier going down at a level crossing means a train is coming. In science, a barrier stops things passing, like a sunscreen being a barrier to UV, or a coral reef (the Great Barrier Reef) protecting the coast. In inclusion lessons, removing barriers helps everyone join in. Phrases: safety barrier, crash barrier, language barrier, break down barriers, sound barrier.

### examples

- Never climb over the safety barrier at the cliff. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/B/barrier/#x1)
- The barrier came down because a train was coming. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/B/barrier/#x2)
- Police put up barriers to keep the crowd back. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/B/barrier/#x3)
- Not speaking English was a barrier for the new boy at first. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/B/barrier/#x4)
- The Great Barrier Reef is off the coast of Australia. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/B/barrier/#x5)
- A fence is a barrier around the swimming pool. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/B/barrier/#x6)
- Ramps remove barriers for wheelchair users. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/B/barrier/#x7)
- Skin is a barrier that keeps germs out. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/B/barrier/#x8)
- Furiously did the enraged gnome fling two great clouds together, and hurl a thunderbolt after the flying maiden, splintering the rocky barriers which had stood a thousand years. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/B/barrier/#x9)

### note

Countable: a barrier, barriers. Spelled with double r: bar-ri-er. A barrier is there for a reason; going around it puts you and others in danger.

### In the corpora

- [On a motorway, after a breakdown everyone gets out and waits behind the barrier, away from the traffic.](https://md.mova.elamur.ai/free/en/corpora/school/adult-life/12-cars-chores-and-the-shopping-list/8/)
- [The Great Barrier Reef off Australia is about 2,300 km long and is the largest structure built by living things.](https://md.mova.elamur.ai/free/en/corpora/school/biology/9-coral-reefs-rockpools-and-the-seashore/8/)
- [The Great Barrier Reef off Australia is the largest coral reef system on Earth, made of thousands of separate reefs.](https://md.mova.elamur.ai/free/en/corpora/school/biology/172-coral-reef-builders-polyps-bleaching-sand-from-parrotfish-and-giant-clams/11/)
- [Zoo animals are wild animals and can be dangerous, so visitors stay behind barriers and never climb fences.](https://md.mova.elamur.ai/free/en/corpora/school/everyday/71-wild-animals-zoos-and-kindness/8/)
- [Zoo barriers keep people far enough away that an animal cannot reach them; climbing over one has led to serious injuries.](https://md.mova.elamur.ai/free/en/corpora/school/everyday/71-wild-animals-zoos-and-kindness/22/)

### Trees and pragmatics

[Every meaning and example of «barrier» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/B/barrier/), each sentence with its dependency tree and frames.