Dictionary
redshift
noun red·shift \ˈred-ˈshift\
Definition of REDSHIFT
: a displacement of the spectrum of a celestial body toward longer wavelengths that is a consequence of the Doppler effect or the gravitational field of the source; also : a measurement of a celestial body's redshift equal to the ratio of the displacement of a spectral line to its known unshifted wavelength and used especially to calculate the body's distance from earth
— red·shift·ed adjective
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First Known Use of REDSHIFT
1923
Rhymes with REDSHIFT
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