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SS. Marcellino e Pietro
SS. Marcellino e Pietro (Santi Marcellino e Pietro al Laterano), a parish and titular church in Rome's rione Monti, rebuilt 1751 by Benedict XIV and Girolamo Theodoli, tied to the martyrs' catacombs ad Duas Lauros and Constantine's funerary basilica.
SS&C Technologies
SS&C Technologies, founded by Bill Stone in 1986 in Windsor, Connecticut, is an American financial software and services company serving over 23,000 clients and leading in hedge fund administration.
SS18
SS18 (formerly SYT, SSXT) is a human gene on 18q11.2 encoding a BAF/SWI-SNF chromatin remodeling subunit. Its fusion to SSX1/SSX2 via t(X;18) drives synovial sarcoma.
SS26 (song)
SS26 (Spring/Summer 2026) is Charli xcx's May 21, 2026 single and second track of Music, Fashion, Film; a stripped-back rock-era satire of fashion and doom, produced with A. G. Cook and Finn Keane.
SS501
SS501 (더블에스오공일), also known as Double S 501, is a South Korean boy band formed by DSP Media that debuted June 8, 2005 with five members including Kim Hyun-joong; active until 2010, it never officially disbanded and three members reunited as FIVE O ONE in 2025.
SSAB
SSAB (SSAB AB, originally Svenskt Stål AB) is a Swedish steel company formed by the government in 1978, headquartered in Stockholm, known for high-strength steels and its fossil-free steelmaking push.
SsangYong Korando (쌍용 코란도)
The SsangYong Korando, sold as the Daewoo Korando and now the KGM Korando, is a South Korean compact SUV produced since 1983, whose name contracts the motto "Korean Can Do".
SsangYong Rexton
The SsangYong Rexton, now the KGM Rexton, is a large seven-seat body-on-frame SUV built in South Korea since 2001 and marketed on towing capacity and off-road ability.
Ssaru
Ssaru, also known as Ssaru wa Manyaru, is a Kenyan rapper and singer born in 2002 who rose to prominence in gengetone and is widely called the Queen of Gengetone.
SSC Napoli
SSC Napoli, also called simply Napoli, is a Naples football club founded 25 August 1926, playing at the Stadio Diego Armando Maradona; four Serie A titles, six Coppa Italia, one UEFA Cup, coached by Massimiliano Allegri.
SSC Tuatara
The SSC Tuatara is an American mid-engine hypercar built by SSC North America, powered by a twin-turbocharged 5.9-liter V8 producing up to 1,750 horsepower on ethanol fuel.
SSD (object detection)
SSD (Single Shot MultiBox Detector) is a one-stage object detection neural network that predicts object classes and bounding boxes in a single pass, introduced in 2015.
SSE plc
SSE plc, formerly Scottish and Southern Energy plc, is a British FTSE 100 energy company in Perth, Scotland, that develops renewable generation and electricity networks.
SSE2
SSE2 (Streaming SIMD Extensions 2) is an x86 instruction set extension introduced by Intel with the Pentium 4 and Xeon, adding 144 SIMD instructions for double-precision floating-point and integer math.
SSE4
SSE4, also known as Gesher New Instructions, is an Intel x86 instruction set extension announced in 2007; its 47-instruction SSE4.1 subset shipped with Penryn processors and SSE4.2 with Nehalem.
SSG wave energy generator
The SSG (Sea-wave Slot-cone Generator) is a Norwegian overtopping wave energy converter, patented in 2003, in which waves fill stacked reservoirs that drain through turbines to generate electricity.
SSGJ-707 (PF-08634404), PD-1/VEGF bispecific antibody
SSGJ-707, renamed PF-08634404, is 3SBio's tetravalent IgG4 PD-1/VEGF bispecific antibody built on the CLF2 platform; licensed to Pfizer ex-China in 2025 for $1.25 billion upfront, with phase 2 NSCLC ORR 67.6% and phase 3 trials ongoing.
SSH File Transfer Protocol
The SSH File Transfer Protocol (SFTP) is a protocol for secure file transfer and remote file system access, most commonly over a channel in the SSH version 2 suite.
Sshivada
Sshivada (ശിവദ നായർ), born Sreelekha Nair in 1986 in Tiruchirappalli, is an Indian actress in Malayalam and Tamil films, known for Kerala Cafe, Nedunchalai, Adhe Kangal, Su Su Sudhi Vathmeekam, and Jawanum Mullappoovum.
SSI (Synchronous Serial Interface)
SSI (Synchronous Serial Interface) is a point-to-point serial protocol that transmits absolute encoder position data, developed by Max Stegmann GmbH in 1984 and still widely used in industrial automation.
SSI Schaefer
SSI Schaefer, also known as SSI Schäfer Gruppe, is a German family-owned provider of warehouse storage, picking, and transport systems, founded in 1937 and headquartered in Neunkirchen.
SSIO
SSIO, born Ssiawosch Sadat in Bonn in 1989, is a German rapper of Afghan heritage who joined XATAR's label Alles oder Nix Records as an early artist.
SSL 1300
SSL 1300, formerly the LS-1300 and FS-1300, is a modular satellite bus for large communications and imaging spacecraft, first flown in 1989 by Ford Aerospace in Palo Alto, California.
Ssm Partners
SSM Partners is a Memphis, Tennessee-based growth equity firm investing in software and tech-enabled services companies in the B2B and healthcare sectors, with roots dating to 1973.
SSM-N-8 Regulus
The SSM-N-8 Regulus, also called Regulus I, was the US Navy's first operational attack missile, a nuclear-armed cruise missile built by Chance Vought that served from 1955 to 1964.
SSN (novel)
SSN (SSN: Strategies of Submarine Warfare), 1996 techno-thriller novel by Tom Clancy with Martin H. Greenberg, based on the 1996 submarine-simulator game; USS Cheyenne (SSN-773), Captain Mackey, US-China Spratly Islands war, non-Ryanverse standalone.
SSP platform
The SSP (Scalable Systems Platform) is Volkswagen Group's planned next-generation mechatronics platform for battery-electric vehicles, announced in 2021 to replace the Group's MQB, MSB, MLB, MEB, and PPE architectures.
ssPalm
ssPalm is a gemini ionizable lipid for intracellular delivery of nucleic acids, developed by Hidetaka Akita's group in Japan, whose particles escape endosomes and release cargo on disulfide cleavage.
SSPX Resistance
The SSPX Resistance is the traditionalist Catholic movement founded in March 2015 by bishops Richard Williamson and Jean-Michel Faure after breaking with the Society of St. Pius X over its Rome policy; excommunicated, tiny, and rejecting dialogue with the Vatican.
SSR Mining
SSR Mining is a Denver-based precious metals mining company producing gold and silver from four mines in the Americas, incorporated in Canada in 1946 as a silver company.