Word.ws English Dictionary

redshift

Syllables: red·shift/ˈɹɛdˌʃɪft/

redshift noun: an increase in the wavelength of a photon or of light while in transit, corresponding to a lower frequency and a shift toward the red end of the electromagnetic spectrum.

redshift: an increase in the wavelength of a photon or of light while in transit, corresponding to a lower...
Image: Aleš Tošovský, CC BY-SA 3.0, via Wikimedia Commons

Noun

redshift (countable and uncountable, plural redshifts)

  1. (relativity) An increase in the wavelength of a photon or of light while in transit, corresponding to a lower frequency and a shift toward the red end of the electromagnetic spectrum.
    Antonyms:
    blueshift

Verb

redshift (third-person singular simple present redshifts, present participle redshifting, simple past and past participle redshifted)

  1. (relativity) (ergative) (said of light or a photon) To shift toward the red end of the electromagnetic spectrum while in transit; to change to a longer wavelength and a lower frequency.
    Antonyms:
    blueshift

redshift meaning in Tamil, Indonesian and Vietnamese

redshift in Tamil

சிவப்புப் பக்கப் பெயர்ச்சி

redshift in Indonesian

increase in wavelength of light in transit
pergeseran merah

redshift in Vietnamese

increase in wavelength of light in transit
dịch chuyển đỏ

Antonyms of redshift

Forms of redshift

Noun
pluralredshifts
alternative formred shift
Verb
third-person singular presentredshifts
present participleredshifting
past participleredshifted
pastredshifted

Origin of redshift

From red + shift.

Words formed from redshift

Questions about redshift

What does redshift mean?
Redshift means an increase in the wavelength of a photon or of light while in transit, corresponding to a lower frequency and a shift toward the red end of the electromagnetic spectrum.
What is redshift in Tamil?
Redshift in Tamil is சிவப்புப் பக்கப் பெயர்ச்சி. See Redshift meaning in Tamil.
What part of speech is redshift?
Redshift can be a noun or a verb.
How do you pronounce redshift?
Redshift is pronounced /ˈɹɛdˌʃɪft/.
What is the plural of redshift?
The plural of redshift is redshifts.

Words near redshift in the dictionary

  1. redshank
  2. redshanks
  3. redshare
  4. Redshaw
  5. Redshaws
  6. redshift
  7. redshifted
  8. redshifting
  9. redshifts
  10. redshire
  11. redshirt

Source and license

Adapted from Wiktionary: redshift (page history and authors); redshift (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-us-redshift.ogg.

Cite this entry: “redshift.” Word.ws, https://word.ws/redshift. Based on Wiktionary, CC BY-SA 4.0.