Synonyms
1. redshift
noun. (astronomy) a shift in the spectra of very distant galaxies toward longer wavelengths (toward the red end of the spectrum); generally interpreted as evidence that the universe is expanding.
Synonyms
- red shift
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Example sentences of the word redshift
1. Noun, singular or mass
The redshift of the object is the easiest thing to objectively define, but there are other concepts like the comoving distance that can be useful too.