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Meaning of æther wave | Babel Free

Noun CEFR B2

Definitions

a quantum of light, a photon, an electromagnetic wave -- understood as being a disturbance in the æther, a substance believed to provide the medium for light in vacuum

historical

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

Æthiop Æthiopia Æthiopian Æthiopians Æthiopic æthiops mineral

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