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Main definitions of Au in English

: Au1AU2

Au1

  • The chemical element gold.

Origin

From Latin aurum.

Main definitions of AU in English

: Au1AU2

AU2

abbreviation

  • 1Ångström unit(s).

  • 2

    (also au)
    Astronomical unit(s).

Pronunciation

AU

/ˌāˈyo͞o/ /ˌeɪˈju/