First Known Use: 1905
Dictionary
Doppler effect
noun
Definition of DOPPLER EFFECT
: a change in the frequency with which waves (as of sound or light) from a given source reach an observer when the source and the observer are in motion with respect to each other so that the frequency increases or decreases according to the speed at which the distance is decreasing or increasing
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Origin of DOPPLER EFFECT
Christian J. Doppler
Rhymes with DOPPLER EFFECT
Medical Dictionary
Doppler effect
noun
Medical Definition of DOPPLER EFFECT
: a change in the frequency with which waves (as sound, light, or radio waves) from a given source reach an observer when the source and the observer are in motion with respect to each other so that the frequency increases or decreases according to the speed at which the distance is decreasing or increasing—compare shift a
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