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# radiation

«radiation» in Mova's school dictionary: **energy that travels as invisible waves or tiny particles…** — 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 (radiation)

### meaning for a pupil

1) Radiation is energy that travels as invisible waves or tiny particles, like light, heat, X-rays and radio waves. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/radiation/#m1)

2) Radiation often means the dangerous kind given off by radioactive things, which can harm living things in large amounts. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/radiation/#m2)

3) Radiation is a medical treatment for some cancers that uses strong rays. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/radiation/#m3)

### sense in the lessons

In science lessons heat moves by conduction, convection and radiation; the Sun warms the Earth by radiation. In health: sun's UV radiation causes sunburn, so wear sun cream. In medicine: X-rays and radiation treatment. Phrases: UV radiation, heat radiation, radiation sickness.

### examples

- The Sun's heat reaches us by radiation. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/radiation/#x1)
- UV radiation from the sun can burn your skin. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/radiation/#x2)
- X-rays are a kind of radiation. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/radiation/#x3)
- A fire warms you by radiation. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/radiation/#x4)
- The sign warned of radiation danger. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/radiation/#x5)
- Her aunt had radiation treatment in hospital. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/radiation/#x6)
- Mobile phones use radio waves, a weak radiation. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/radiation/#x7)
- Dark clothes absorb more radiation from the sun. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/radiation/#x8)

### note

Uncountable. Verb: radiate. Myth: not all radiation is dangerous; light and radio waves are radiation too. Short forms: rads (unit), radiotherapy (UK medical word).

### In the corpora

- [Dried tardigrades survive great cold, high pressure and radiation, but they are not immortal, and active tardigrades are quite fragile.](https://md.mova.elamur.ai/free/en/corpora/school/biology/259-the-microscopic-world-tardigrades-mites-plankton-and-other-tiny-creatures/7/)
- [Radiation still harms living things in the worst spots, and scientists argue how much.](https://md.mova.elamur.ai/free/en/corpora/school/biology/376-the-chornobyl-zone-how-wild-animals-came-back-and-what-is-still-argued/4/)
- [Both things can be true: radiation hurts animals, yet people being gone helps them more in many places.](https://md.mova.elamur.ai/free/en/corpora/school/biology/376-the-chornobyl-zone-how-wild-animals-came-back-and-what-is-still-argued/5/)
- [Jupiter is surrounded by belts of deadly radiation, the strongest of any planet, which can damage spacecraft electronics.](https://md.mova.elamur.ai/free/en/corpora/school/space/10-jupiter/15/)
- [Hawking's leaking, called Hawking radiation, has never been directly observed, because it is far too faint.](https://md.mova.elamur.ai/free/en/corpora/school/space/25-black-holes/18/)

### Trees and pragmatics

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