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A.u.
noun
Definitions
Noun
- 1 Abbreviation of atomic units. abbreviation, alt-of
- 2 Alternative form of AU. alt-of, alternative
- 3 Abbreviation of arbitrary units. abbreviation, alt-of
- 4 Abbreviation of astronomical units. abbreviation, alt-of
- 5 Abbreviation of absorbance units. abbreviation, alt-of
See also for "a.u."
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