Word.ws English Dictionary

IAU

IAU proper noun: the main belt asteroid 5000 IAU, named after the astronomical union. Also the initialism of International Astronomical Union.

Proper noun (1)

IAU

  1. The main belt asteroid 5000 IAU, named after the astronomical union.

Proper noun (2) capitalized: Iau

Iau

  1. A Lakes Plain language spoken by the Turu people.

Also used as

IAU is also the initialism of International Astronomical Union.

Forms of IAU

alternative formYau

Questions about IAU

What does IAU mean?
IAU means the main belt asteroid 5000 IAU, named after the astronomical union.
What part of speech is IAU?
IAU is a proper noun.

Words near IAU in the dictionary

  1. iatrotheology
  2. iatrotropic
  3. IATs
  4. IATSE
  5. Iatê
  6. IAU
  7. IAW
  8. IAWN
  9. IAWTC
  10. IAWTP
  11. IAX

Source and license

Adapted from Wiktionary: IAU (page history and authors); Iau (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “IAU.” Word.ws, https://word.ws/iau. Based on Wiktionary, CC BY-SA 4.0.