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/ˈbluːˌʃɪft/ · noun
(physics: astronomy, relativity) A decrease in the wavelength of a photon or of light, corresponding to a higher frequency and a shift toward the blue end of the electromagnetic spectrum..
Use blueshift when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Blueshift means (physics: astronomy, relativity) A decrease in the wavelength of a photon or of light, corresponding to a higher frequency and a shift toward the blue end of the electromagnetic spectrum..
The closest synonym depends on the sentence and intended sense.
Possible antonyms include redshift.
Use blueshift where its definition matches the intended context.
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