English
Detailed Synonyms for AU in English
AU:
AU [the ~] noun
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the AU
– a unit of length used for distances within the solar system; equal to the mean distance between the Earth and the Sun (approximately 93 million miles or 150 million kilometers) 1the AU; the Astronomical Unit– a unit of length used for distances within the solar system; equal to the mean distance between the Earth and the Sun (approximately 93 million miles or 150 million kilometers) 1