Wiktionary

a.u.

(Redirected from a. u.)
See also: Appendix:Variations of "au"

English edit

Noun edit

a.u. (plural a.u.s)

  1. Abbreviation of atomic units.
  2. Abbreviation of arbitrary units.
  3. Abbreviation of astronomical units.
  4. Abbreviation of absorbance units.

Anagrams edit

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