Doppler is a 7 letter English word.
You can make 146 anagrams from letters in Doppler (deloppr).
Neither does it cause any change of colour or Doppler effect; that is, no shift of lines in spectrum.
And I noticed that the waves of sound were under a slight Doppler effect.
On each orbit, the planets pull the star slightly, which can be detected by the Doppler effect.
Recent spectroscopic observations of the nebul applying the principle of Doppler have revealed high velocities of rotation.
The method of detecting binary stars by means of the spectroscope is an application of Doppler's principle.
Angle, strength and Doppler movement were computed to find course and distance.