noun

• A change in frequency due to the Doppler effect.

  ‘This is simply the relativistic Doppler shift for light.’

  More example sentences

  • ‘This causes a periodic Doppler shift of the spectrum of one or both members of the pair.’
  • ‘The Doppler shift happens with light as well as with sound.’
  • ‘Now, physicists in England have demonstrated a topsy-turvy Doppler shift in which a radio wave's frequency rises as the source recedes.’
  • ‘That pulsars are part of a binary system is indicated by Doppler shifts in the pulse period and the change in arrival time of the pulse.’