S3

S3, S-3, S03, S III or similar may refer to:

Science and technology

Computing

• Amazon S3, also known as Amazon Simple Storage Service, an online data-storage service
• S3 Graphics, a computer-hardware company
• S3 Group, an Irish software company
• S3 Texture Compression, a group of lossy texture compression algorithms
• S3 (programming language), a language used to write the VME operating system and much other system software on the ICL 2900 Series
• S3, a standby mode in the Advanced Configuration and Power Interface (ACPI) specification
• S3, a file extension type for the Motorola S-record file format
• Snapdragon S3, a Qualcomm ARM system-on-a-chip; see List of Qualcomm Snapdragon systems-on-chip

Electronics

Cameras

• Canon PowerShot S3 IS, a 2006 digital camera; see Canon PowerShot S
• FinePix S3 Pro, a 2004 interchangeable lens digital single-lens reflex camera by Fujifilm
• Nikon S3, a 1958 35 mm rangefinder film camera
• Nikon Coolpix S3, a digital camera

Cellphones

• Infinix Hot S3, a smartphone released in 2018
• Samsung Galaxy S III, or Samsung Galaxy S3, a smartphone: the successor to the Samsung Galaxy S II
  • Samsung Galaxy S III Mini, or Samsung Galaxy S3 Mini, the mini version of the Samsung Galaxy S III
• Siemens S3, a Siemens Mobile phone

Other electronics

• Samsung Galaxy Tab S3, an Android tablet
• Samsung Gear S3, a 2016 smartwatch
• Samsung YP-S3, often referred to as the Samsung S3, an MP3 Player

Mathematics

• S₃, the symmetric group of degree 3, which is identical to the Dihedral group of order 6
• S³, the 3-sphere (a 3-manifold in four-dimensional space)

Medicine, anatomy, and botany

• Sacral spinal nerve 3, a spinal nerve of the sacral segment
• Third heart sound, or S₃, a rare extra heart sound
• ATC code S03, Ophthalmological and otological preparations, a subgroup of the Anatomical Therapeutic Chemical Classification System
• British NVC community S3, Carex paniculata swamp; see Swamps and tall-herb fens in the British National Vegetation Classification system

Chemistry

• Trisulfur, chemical formula (S₃), an allotrope of sulfur
• S-phrase 3, also referred to as S3, "Keep in a cool place", a safety phrase in chemistry; see List of S-phrases

Entertainment

Gaming

• Expedition to the Barrier Peaks, code S3, a 1980 Dungeons & Dragons adventure module
• S3 Plan, a fictitious program in the Metal Gear Solid 2: Sons of Liberty video game
• Silent Storm: Sentinels, a 2004 video game also known as S3: Silent Storm: Sentinels
• Splatoon 3, a 2022 video game for the Nintendo Switch

Other entertainment

• Si3 (film), originally titled S III and also known as Singam 3, the third film in the Singam franchise
• SABC 3, South African public television channel, stylised as S3

Transportation

Airlines

• Ashland Municipal Airport, FAA Location identifier S03, in Oregon, US
• SBA Airlines, IATA code S3, based in Caracas, Venezuela

Locomotives

• ALCO S-3, an American diesel switching (shunting) locomotive; see ALCO S-1 and S-3
• NER Class S3, a North Eastern Railway steam locomotive class
• Prussian S 3, a steam locomotive

Rail lines

Austria only

• S3, a Carinthia S-Bahn line
• S3, a Styria S-Bahn line
• S3, an Upper Austria S-Bahn line
• S3, a Vienna S-Bahn line

Germany only

• S3 (Berlin), an S-Bahn line
• S3 (Munich), an S-Bahn line in Bavaria
• S3 (Nuremberg), an S-Bahn line in Bavaria
• S3 (Rhine-Main S-Bahn), Frankfurt Rhine-Main
• S3 (Rhine-Ruhr S-Bahn), North Rhine-Westphalia
• S3, a Breisgau S-Bahn line
• S3, a Dresden S-Bahn line
• S3, a Hamburg S-Bahn line
• S3, a Hanover S-Bahn line
• S3, a Rhein-Neckar S-Bahn line
• S3, a Rostock S-Bahn line
• S3, a Stuttgart S-Bahn line

Italy only

• Line S3 (Milan suburban railway service), commuter rail route in Italy

Switzerland only

• S3 (RER Vaud), an S-Bahn line
• S3 (St. Gallen S-Bahn), a former S-Bahn line
• S3 (ZVV), a line of the Zurich S-Bahn
• S3, a Basel S-Bahn line
• S3, a Lucerne S-Bahn line

International rail lines

• S3, a Salzburg S-Bahn line, Austria and Germany
• S3, a Tyrol S-Bahn line, Austria and Italy (South Tyrol)
• S3, a Vorarlberg S-Bahn line, Austria and Switzerland

Other

• Line S3 (Chengdu Metro), China
• Line S3 (Nanjing Metro), China

Cars

• Audi S3, released 1999, a version of the Audi A3 small family car
• Bentley S3, a four-door luxury car produced by Bentley from late 1962 until 1965
• Luxgen S3, a sedan produced by Taiwanese-based manufacturer Luxgen starting from 2016
• S3 Roadster, a car produced by South African-based manufacturer Birkin Cars, which was formed in 1982

Roads

• S3 Shanghai–Fengxian Highway, a planned expressway in Shanghai, China
• S-3 Strategic Highway, operated by the Pakistan Ministry of Defence; see National Highways of Pakistan (even though it is not actually a National Highway)
• Expressway S3 (Poland), a major road in Poland
• California County Route S3, from State Route 78 to Borrego Springs over the Yaqui Pass; see California county routes in zone S
• S3, a British term for a road with a suicide lane

Other transportation

• Stagecoach Gold bus route S3, a bus route in Oxfordshire, England
• AJS S3 V-twin, a British motorcycle
• Swiss Space Systems (S-3), an aerospace company in Switzerland

Military

• S3 (missile), a French nuclear missile now out of commission
• Lockheed S-3 Viking, an American anti-submarine aircraft developed in the 1970s
• S.3 Springbok, a British aerial reconnaissance aircraft of the 1920s; see Short Springbok
• USS S-3 (SS-107), a U.S. Navy submarine
• Norrland Signal Battalion, designation S 3, a Swedish signal unit
• S3, the operations officer in military units; see Staff (military)

Business and education

• Form S-3, a registration form used by the U.S. Securities and Exchange Commission
• SThree, a British recruitment agency
• S3 Safe Sex Store, an assumed name of Michigan corporation BAK
• S3 Asia MBA, a selective dual-degree, tri-city, tri-university global MBA program
• Third year, also known as S3, Scottish secondary education for pupils aged about 14

Other uses

• S3 (classification), a classification for swimmers based on their level of disability
• Postcode district S3, part of the S postcode area of the UK, covering part of Sheffield

See also

• 3S (disambiguation)
• SSS (disambiguation)
• Schedule 3 (disambiguation)