English edit

 
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Proper noun edit

NAO

  1. (US, historical) Initialism of National Applications Office: a former agent of the United States Department of Homeland Security.
  2. (UK) Initialism of National Audit Office.
  3. Initialism of Nautical Almanac Office.

Noun edit

NAO (uncountable)

  1. (climatology) Initialism of North Atlantic oscillation

Anagrams edit