单词 | ether drift |
释义 | ether driftHistory of Science noun The expected movement of the earth or an observer through the ether, failure to detect which (in the Michelson–Morley experiment of 1887 and subsequently) led to the concept of the Lorentz contraction and eventually to Einstein's special theory of relativity. OriginLate 19th century; earliest use found in The Engineer. |
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