Meaning of “Doppler effect” in the English Dictionary

american-english dictionary

"Doppler effect" in British English

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Doppler effectnoun [ U ]

uk /ˈdɒp.lər ɪˌfekt/ us /ˈdɑː.plɚ ɪˌfekt/ also Doppler shift specialized

a change that seems to happen in the rate of sound or light wave production of an object when its movement changes in relation to another object

(Definition of “Doppler effect” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"Doppler effect" in American English

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Doppler effectnoun [ U ]

us /ˈdɑp·lər ɪˌfekt/

physics a change that someone experiences in the frequency of waves, for example, of sound or light, when the distance between that person and the origin of the waves changes

(Definition of “Doppler effect” from the Cambridge Academic Content Dictionary © Cambridge University Press)

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