A3
A3 or A 3 stands for:
- an address in the Mannheim A-squares
- a standardized paper format (DIN 476 / ISO 216)
- the note a in the three-stroke octave, see tone system
- a playing instruction in the musical notation (as an abbreviation of the Italian expression "a tre", ergo "zu three"), which says that the affected area should be played in unison. Even with threefold division (for example with 6 cellos that are arranged in two parts) one speaks of “div. a3 ".
- a level of difficulty in technical climbing
- A3 Nissan Champions Cup , a soccer tournament in East Asia
- Short for the music groups Austria 3 and Alabama 3
- A 3 , the staff division 3 in the air force of the Bundeswehr
- a grade for civil servants in Germany, see Simple service
- A3 (algorithm) , an authentication algorithm in GSM
- a platform from Volkswagen on which the Golf III is built
- Audi A3 , a vehicle model from the car manufacturer Audi
- Unit 3 , a rocket project in the Third Reich
- a railway line in Schleswig-Holstein, see AKN Eisenbahn
- BVG series A3 a number of Berlin subway cars
- LNER class A3 , locomotive for the London and North Eastern Railway
- Tonga (international country aircraft registration)
- Aegean Airlines (IATA code)
- A3 report a method for structured problem solving
- A3 , sea area in the GMDSS, see Global Maritime Distress Safety System # Sea areas A1 to A4
- a former cigarette brand of Austria Tabak
- Samsung Galaxy A3 , a range of smartphones from Samsung
- Merzario A3 , a Formula 1 racing car from the Italian racing team Team Merzario (1979)
Motorways and trunk roads:
- Bundesautobahn 3 in Germany
- A3 (Bosnia and Herzegovina)
- A3 road from London to Portsmouth in the United Kingdom
- Aftokinitodromos 3 in Greece
- Motorway 3 (Belgium)
- Autobahn 3 (Switzerland)
- Autocesta A3 in Croatia
- Autoestrada A3 in Portugal
- Autoroute 3 (Luxembourg)
- Autoroute A3 in France
- Autostrada A3 (Albania)
- Autostrada A3 (Italy)
- Autostrada A3 (Romania)
- Autovía A-3 in Spain
- Avtocesta A3 in Slovenia
- Awtomagistrala A3 in Bulgaria
- Southeast Autobahn in Austria
- A3 (Cyprus) in Cyprus
- A3 (Botswana)
- A3 (Ivory Coast)
- A3 (Kenya)
- A3 (Nigeria)
A-3 stands for:
- Douglas A-3 , a 1950s US Navy bomber
- Tupolev A-3 , amphibious vehicle
A³ stands for:
- Airbus A3 Vahana , aircraft prototype
See also:
- A03 as the ECO code of openings in chess