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# require

«require» in Mova's school dictionary: **to need** — 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

verb (require, requires, required, requiring)

### meaning for a pupil

1) To require is to need. A cake requires eggs. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/require/#m1)

2) To require is to make someone do something because of a rule: «Pupils are required to wear a uniform». [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/require/#m2)

### sense in the lessons

In maths: how much of something is needed; often per item, a rate; «required», «how many are required». In science: living things require water, air and food. In everyday life: rules and signs («helmets required»), forms with «required» boxes. In stories: «the quest required great courage».

### examples

- Each shirt requires 3 buttons. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/require/#x1)
- The trip requires 4 hours of driving. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/require/#x2)
- How many eggs are required for 5 cakes? [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/require/#x3)
- A plant requires 2 liters of water a week. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/require/#x4)
- Helmets are required at the skate park. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/require/#x5)
- All living things require water. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/require/#x6)
- The game requires two players. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/require/#x7)
- Pupils are required to be on time. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/require/#x8)
- What do you require from me?” [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/require/#x9)

### note

«Each X requires n» is a rate: total = n × number of X. Trap: compare what is required with what you have to find what is still needed (needed − have). «Require» is a more formal word for «need»; «requirement» is the thing needed.

### In the corpora

- [Some school words are official jargon, like "approaching standard" in the US or "requires improvement" for a UK school.](https://md.mova.elamur.ai/free/en/corpora/school/euphemisms/16-school-reports/4/)
- ["Requires improvement" is an official UK inspection grade meaning the school is poor.](https://md.mova.elamur.ai/free/en/corpora/school/euphemisms/16-school-reports/24/)
- [Many apps and social networks require users to be at least 13 years old.](https://md.mova.elamur.ai/free/en/corpora/school/everyday/362-gems-on-mums-card-fake-ages-and-pop-up-prizes/14/)
- [A card saved on a tablet, phone or console can be used with one tap unless a password is required.](https://md.mova.elamur.ai/free/en/corpora/school/everyday/414-mums-card/25/)
- [Shin pads are required by the Laws of the Game; the front of the shin bone has no muscle to cushion a kick.](https://md.mova.elamur.ai/free/en/corpora/school/medicine/41-football-positions-rules-and-scoring/17/)

### Trees and pragmatics

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