There are 2 definitions of Au in English:

Au1

Syllabification: Au

symbol

The chemical element gold.

Origin

from Latin aurum.

Definition of Au in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day animalcule
Pronunciation: ˌanɪˈmalkjuːl
noun
a microscopic animal

There are 2 definitions of Au in English:

AU2

Syllabification: AU

abbreviation

1Ångström unit(s).
1.1 (also a.u.) Astronomical unit(s).

Definition of Au in: