follow Dictionary.com

Hone in vs. home in? What's the difference?

Doppler

[dop-ler] /ˈdɒp lər/
noun
1.
Christian Johann, 1803–53, Austrian physicist: discovered the Doppler effect.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the Web for Doppler
Contemporary Examples
Historical Examples
  • Recent spectroscopic observations of the nebul applying the principle of Doppler have revealed high velocities of rotation.

    Astronomy David Todd
  • And I noticed that the waves of sound were under a slight Doppler effect.

  • The method of detecting binary stars by means of the spectroscope is an application of Doppler's principle.

    Astronomy of To-day Cecil G. Dolmage
  • Neither does it cause any change of colour or Doppler effect; that is, no shift of lines in spectrum.

    The Ether of Space Oliver Lodge
  • Angle, strength and Doppler movement were computed to find course and distance.

    Planet of the Damned Harry Harrison
Word Origin and History for Doppler

1871, in reference to Christian Doppler (1803-1853), Austrian scientist, who in 1842 explained the effect of relative motion on waves (originally to explain color changes in binary stars); proved by musicians performing on a moving train. Doppler shift is the change of frequency resulting from the Doppler effect.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Doppler in Science
Doppler
  (dŏp'lər)   
Austrian physicist and astronomer who in 1842 explained the effect, now named for him, of variations in the frequency of waves as a result of the relative motion of the wave source with respect to the observer.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for Doppler

Many English speakers likely know this word

Word Value for Doppler

0
0
Scrabble Words With Friends

Nearby words for doppler