[Elamur Dictionary](https://md.dictionary.elamur.ai/free/en/) · [this page in HTML](https://dictionary.elamur.ai/free/en/english/inert/)

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# inert

adjective (inert)

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

## Everyday

1. Not moving and without strength or life. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/inert/#m1)
2. (science) Not reacting with other chemicals, as in inert gases like helium or neon. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/inert/#m2)
3. Slow and not wanting to act. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/inert/#m3)

### In the lessons

In science lessons: inert (noble) gases like helium, neon and argon do not easily react, which is why helium is safe in balloons. In stories: «He lay inert on the floor» shows someone not moving. Phrase: inert gas.

### Examples

- Helium is an inert gas. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/inert/#x1)
- Neon is inert, so it is safe in signs. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/inert/#x2)
- The cat lay inert in the sun. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/inert/#x3)
- The robot stood inert until it was switched on. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/inert/#x4)
- Gold is quite inert, so it doesn't rust. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/inert/#x5)
- The crowd stayed inert and silent. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/inert/#x6)

### Note

Related: inertia (a body's resistance to changing its motion). «Inert» does not mean dead — only not moving or not reacting.

## On Mova

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