red shift

reds·hift

uncommon

noun

(astronomy) a shift in the spectra of distant galaxies toward longer wavelengths; generally interpreted as the Doppler effect resulting from the velocity at which they recede as the universe expands

Synonyms

red sanderswood red saunders red scare Red Sea red setter red shrubby penstemon red silk-cotton tree red silk cotton red silver fir red siskin

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