- a variation of redshift.
red shift
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The red shift that can be observed in light from distant galaxies suggests that the universe is expanding, and thus supports the Big Bang theory.
Example Sentences
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Its principal task was to show that the gravitational pull of the sun increased the wavelength of light rays, the so-called red shift, which would help verify Einstein’s theory of relativity.
From The Wall Street Journal ● Jul. 24, 2026
The red shift indicates a change in the electronic structure or optical properties of the material.
From Science Daily ● May 3, 2024
Figure 34.5 This graph of red shift versus distance for galaxies shows a linear relationship, with larger red shifts at greater distances, implying an expanding universe.
From Textbooks ● Aug. 12, 2015
As galaxies move away from us, their light is shifted to a lower frequency, and so to a longer wavelength—the so-called red shift.
From Textbooks ● Aug. 12, 2015
If the universe were expanding faster in some directions than in others, the intensity of the radiation in those directions would be reduced by an additional red shift.
From "A Brief History of Time: And Other Essays" by Stephen Hawking
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
