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# jettison

verb (jettison, jettisons, jettisoned, jettisoning)

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

## Everyday

1. To jettison something is to throw it out of a ship, plane or spacecraft to make it lighter, often in an emergency. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/J/jettison/#m1)
2. To jettison an idea or plan is to drop it or give it up because it is not useful. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/J/jettison/#m2)

### In the lessons

Science and space lessons: rockets jettison empty fuel tanks. Stories: sailors jettison cargo in a storm. Everyday and formal: «jettison the plan».

### Examples

- The rocket jettisoned its empty boosters. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/J/jettison/#x1)
- The sailors jettisoned the cargo to stop the ship sinking. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/J/jettison/#x2)
- The pilot jettisoned fuel before landing. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/J/jettison/#x3)
- We jettisoned our first idea and started again. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/J/jettison/#x4)
- The balloonists jettisoned sandbags to rise higher. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/J/jettison/#x5)
- The company jettisoned the old logo. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/J/jettison/#x6)

### Note

Regular: jettisoned (one «n»). Say «JET-ih-sun». Similar: dump, discard, ditch.

## On Mova

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