English Dictionary

RED SHIFT

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IPA (US): 

 Dictionary entry overview: What does red shift mean? 

RED SHIFT (noun)
  The noun RED SHIFT has 1 sense:

1. (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 expandingplay

  Familiarity information: RED SHIFT used as a noun is very rare.


 Dictionary entry details 


RED SHIFT (noun)


Sense 1

Meaning:

(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

Classified under:

Nouns denoting natural phenomena

Synonyms:

red shift; redshift

Hypernyms ("red shift" is a kind of...):

propagation (the movement of a wave through a medium)

Domain category:

astronomy; uranology (the branch of physics that studies celestial bodies and the universe as a whole)


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