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# redshift

noun (redshift — uncountable)

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

## Everyday

1. (science) Redshift is when light from a star or galaxy moving away from us is stretched so it looks redder, shifting towards the red end of the rainbow. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/redshift/#m1)
2. It is evidence that the universe is expanding. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/redshift/#m2)

### In the lessons

In space science lessons redshift shows that distant galaxies are moving away from us, supporting the Big Bang theory. Phrases: the redshift of galaxies.

### Examples

- Redshift tells us galaxies are moving away. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/redshift/#x1)
- The further away a galaxy, the bigger its redshift. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/redshift/#x2)
- Scientists measured the redshift of the light. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/redshift/#x3)
- Redshift is like the change in a passing siren's sound, but for light. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/redshift/#x4)
- Redshift helped scientists discover that the universe is getting bigger. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/redshift/#x5)
- Red light has longer waves, so redshift means stretched waves. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/R/redshift/#x6)

### Note

Uncountable. Sometimes written «red shift». The opposite, light from something coming nearer, is «blueshift».

## On Mova

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