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Definitions

red shift

NOUN
shift in galaxy spectra
Synonyms


Example Sentences

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The red shift indicates a change in the electronic structure or optical properties of the material.

From Science Daily • May 3, 2024

Its value is determined by taking the slope of a graph of velocity versus distance, obtained from red shift measurements, such as shown in Figure 34.5.

From Textbooks • Aug. 12, 2015

What does this imply, assuming that the only source of red shift is relative motion?

From Textbooks • Aug. 12, 2015

While this cosmological red shift is often called a Doppler shift, it is not—space itself is expanding.

From Textbooks • Aug. 12, 2015

This suggested that the red shift was instead caused by the expansion of the universe, which, in turn, meant that the object was a very long distance away.

From "A Brief History of Time: And Other Essays" by Stephen Hawking