📚 noun • entry_id 30985
Doppler effect
Meanings (ES + gloss)
efecto Doppler
The apparent change in frequency or wavelength of a wave that is perceived by an observer moving relative to the source of the waves.
Along the street, a delivery van’s pop music approaches and recedes with a faint Doppler effect, the cheerless band lifting and dipping a microtone.
Phrases
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Word forms