1. Michelson-Morley experiment - Noun
2. Michelson-Morley experiment - Proper noun
a celebrated experiment conducted by Albert Michelson and Edward Morley; their failure to detect any influence of the earth's motion on the velocity of light was the starting point for Einstein's theory of relativity
Source: WordNetOf particular interest was the possibility of "aether entrainment" or "aether drag", which would lower the magnitude of the measurement, perhaps enough to explain the results of the Michelson-Morley experiment. Source: Internet
Einstein wrote in a note in 1952: My own thought was more indirectly influenced by the famous Michelson-Morley experiment. Source: Internet
The second postulate, formulated on the result of the famous Michelson-Morley experiment, imposed the requirement of a constant velocity of light in every reference system. Source: Internet