LanguageTool Community
Imprint · Privacy Policy
<< return to list of rules

Rule "au [astronomical unit] (Au=gold)"

This is one of many errors that LanguageTool can detect.

Description: au [astronomical unit] (Au=gold)
Message: Make sure that '\1' means 'astronomical unit'. If you mean the chemical symbol for gold, use <suggestion>Au</suggestion>.
Category: Possible Typo (ID: TYPOS)
Link: https://en.wikipedia.org/wiki/Astronomical_unit
Incorrect sentences
that this rule can detect:
  • The chemical symbol for gold is au.
    Correction suggestion: Au
Correct sentences
for comparison:
  • The chemical symbol for gold is Au.
  • Are you au fait the LanguageTool?
  • ...Jonas or the Artist at Work" ("Jonas ou l’artiste au travail")
  • ... text, see also: Michot, Yahya, Ibn Sînâ: Lettre au vizir Abû Sa'd.
  • My lover works as an au pair in Italy.
  • However, evidence for the development of /au/ in medial syllables is lacking.
  • ..., and the international standard ISO 80000, while au is recommended by the International Astronomical ...
ID: AU [1]
Version: 6.8-SNAPSHOT (2025-10-29 22:33:07 +0100)