doppler
Definition
Proper noun 1. Christian Doppler: An Austrian physicist and mathematician, renowned for his 1842 description of the phenomenon now known as the Doppler effect. He made significant contributions to the fields of physics and astronomy.
Usage
- The principle is named after Doppler, who first proposed it.
- Doppler's work laid the foundation for modern applications in radar and astronomy.
Advanced Usage
- The surname "Doppler" is almost exclusively used attributively to form compound terms related to his discovery. These are considered separate lexical items.
- The Doppler shift is crucial for measuring the speed of distant stars.
- A Doppler radar system tracks weather patterns.
Variants and Related Words
- Doppler effect (n): The change in frequency or wavelength of a wave in relation to an observer who is moving relative to the source of the wave.
- Doppler shift (n): Another term for the Doppler effect, commonly used in astronomy and physics.
- Doppler radar (n): A radar system that uses the Doppler effect to determine the velocity of objects, such as precipitation or vehicles.
Synonyms
- There are no direct synonyms for the proper noun "Doppler" referring to the person. For the related scientific phenomenon, synonyms include Doppler shift.
Noun
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Austrian physicist famous for his discovery of the Doppler effect (1803-1853)
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