name, noun ·1 syllable ·Rare ·Advanced level

Definitions

Noun

1. 1
   plural of AU (astronomical units) form-of, plural

Proper Noun

1. 1
   Abbreviation of Australia. abbreviation, alt-of
2. 2
   Abbreviation of Army of the United States. abbreviation, alt-of

Synonyms

All synonyms

astronomical unitat theatomic number 79au symbolauric symboldistance unit