AU

1. African Union
2. Ångström unit (also ÅU, now usu Å)
3. Astronomical unit

Au (chem)

Gold

• guttiest
• Guttiferae
• guttiferous
• gutting
• guttle
• guttled
• guttles
• guttling
• guttural
• gutturalise
• gutturalised
• gutturalises
• gutturalising
• gutturalize
• gutturalized
• gutturalizes
• gutturalizing
• gutturally
• gutturals
• gutty
• gut-wrenching
• gutzer
• gutzers
• guv
• guy