Definition of «doppler»

The word "Doppler" refers to a phenomenon where the frequency of a sound or light wave changes when an object is moving towards or away from an observer. It is commonly experienced when hearing a siren approaching and then passing by, causing the sound to change pitch.

Phrases with «doppler»

fetal doppler
doppler shifts
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Sentences with «doppler»

If drivers don't have Bluetooth - enabled on their vehicles, the iPhone will use doppler shift Wi - Fi to track the phone's presence. (mobilesyrup.com)
The front of the cabin rises up for practical entry and visibility, but it diminishes towards the rear, in a kind of design doppler effect. (cnet.com)
The advent of Doppler radar in the 1950s gave meteorologists new powers to «read» the air and transformed how they forecast tornadoes and hurricanes. (discovermagazine.com)
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