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Words related to doppler

Dop·pler
D d

  • doppler effect

    (often lowercase) the shift in frequency (Doppler shift) of acoustic or electromagnetic radiation emitted by a source moving relative to an observer as perceived by the observer: the shift is to higher frequencies when the source approaches and to lower frequencies when it recedes.

  • doppler laser

    a technique for measuring the shift in frequency between the source and reflected radiation of a laser.

  • doppler radar

    a radar tracking system that determines the velocity of a moving object by measuring the Doppler shift of the frequency of a radar signal reflected by the object.

  • dovap

    Electronics. a system for plotting the trajectory of a missile or other rapidly moving long-range object by means of the Doppler effect exhibited by radio waves bounced off the object.

  • doran

    an electronic device for determining range and assisting navigation, employing the principle of the Doppler effect.
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