Red Shift Definition
noun
An increase in the wavelength of radiation emitted by a celestial body as a consequence of the Doppler effect.
American Heritage
Synonyms:
Other Word Forms of Red Shift
Noun
Singular:
red shift
Plural:
red shiftsOrigin of Red Shift
From the fact that the longer wavelengths of light are at the red end of the visible spectrum
From American Heritage Dictionary of the English Language, 5th Edition
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