SINCE 1828
Au
abbreviation (1)Definition of Au
(Entry 1 of 3)
author
Au
symbolDefinition of Au (Entry 2 of 3)
gold
AU
abbreviation (2)Definition of AU (Entry 3 of 3)
1
angstrom unit
2
astronomical unit
3
[ Latin aures unitas ]
both ears
—used especially in audiology and in writing prescriptions
Keep scrolling for more
Keep scrolling for more
Comments on Au
What made you want to look up Au? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
What did you just call me?! A Quiz
-
- If a member of the audience describes your speech as bombastic, does that person mean it is:
Test your visual vocabulary with our 10-question challenge!
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZ
Share Au
Resources for Au