michelson-morley experiment

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Definition of michelson-morley experiment words

noun michelson-morley experiment an experiment first performed in 1887 by A. A. Michelson and E. W. Morley, in which an interferometer was used to attempt to detect a difference in the velocities of light in directions parallel and perpendicular to the earth's motion. The negative result was explained by the special theory of relativity 0

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A common word. It’s meaning is known to most children of preschool age. About 94% of English native speakers know the meaning and use the word.

Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

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