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# duration

noun (a duration, durations; also uncountable)

«duration» in the English dictionary: everyday — its meanings, how the lessons use it, and examples, each with its tree on Mova.

## Everyday

1. The length of time something lasts, from its start to its end. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/duration/#m1)
2. for the duration: for the whole time something lasts. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/duration/#m2)

### In the lessons

In maths time problems, the duration is the time between start and finish: a film from 3:00 to 4:30 has a duration of 1 hour 30 minutes. In music, a note's duration is how long it is held. Phrases: for the duration, short duration, the duration of the journey.

### Examples

- The film has a duration of 90 minutes. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/duration/#x1)
- Stay in your seats for the duration of the flight. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/duration/#x2)
- Find the duration of a lesson that starts at 9:15 and ends at 10:00. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/duration/#x3)
- The storm was of short duration. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/duration/#x4)
- In music, a minim has a longer duration than a crotchet. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/duration/#x5)
- The duration of the journey was three hours. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/duration/#x6)
- The triumph of Achilles was not of long duration. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/duration/#x7)

### Note

Formal word for "how long". For maths: duration = end time minus start time. Remember 60 minutes in an hour, not 100, when subtracting times.

## On Mova

- [Trees and pragmatics of «duration» in the school dictionary](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/duration/): every meaning and example parsed by Mova, with its dependency tree and frames.
- [«duration» in the school dictionary](https://mova.elamur.ai/free/en/dictionaries/school/w/duration.html) on Mova free.