All articles starting with S
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Snake in the tunnel
The snake in the tunnel was a European exchange-rate arrangement, in force from 1972 to 1979, that kept EEC currencies within narrow bands before being replaced by the European Monetary System.
Snake Island (Ukraine)
Snake Island (Zmiinyi, Leuke) is a 20-hectare Ukrainian island 37 km from the Danube delta, an ancient cult site of Achilles, subject of the 2009 ICJ Romania-Ukraine maritime case, and site of the famous February-June 2022 Russian occupation and withdrawal.
Snake oil
Snake oil is a fraudulent or worthless product sold as a medicine or cure, a term that grew from a real Chinese water-snake remedy for joint pain and now covers any unsubstantiated health claim.
Snake optimizer
The snake optimizer, also known as snake optimization, is a swarm-based metaheuristic for continuous optimization introduced in 2022, modeling snake foraging, fighting, and mating behavior to search for optimal solutions.
Snake Plissken
Snake Plissken is the eyepatch-wearing antihero of John Carpenter's Escape from New York (1981) and Escape from L.A. (1996), played by Kurt Russell; he inspired Metal Gear's Solid Snake and is the subject of a planned Zack Snyder remake.
Snake River
Snake River, largest tributary of the Columbia River, rises in Yellowstone's Two Ocean Plateau, flows through Wyoming, Idaho, and Washington. Named for the Shoshone by 1812; 22 dams, four contested lower-Snake dams, and threatened salmon define it.
Snake River Plain
The Snake River Plain is a broad, arc-shaped lowland across southern Idaho, formed by late Cenozoic volcanism as the North American plate moved over the Yellowstone hotspot.
Snake state
A snake state is an open trajectory along which a charged particle in two dimensions moves under a spatially varying magnetic field, carrying current along the line.
Snake venom
Snake venom: toxic protein-peptide mixture (20 to >100 components) injected by venomous snakes; elapid venoms neurotoxic, viperid venoms hemotoxic; basis of antivenom since Calmette 1894 and drugs like captopril.
Snake War
The Snake War (1864–1868) was an armed conflict in which Northern Paiute, Shoshone, and Bannock bands fought settlers and U.S. Army forces across Oregon, Idaho, California, and Nevada.
Snake wine (蛇酒)
Snake wine (蛇酒, Vietnamese rượu rắn) is a traditional liquor with a whole venomous snake steeped in rice wine or grain alcohol, traced to China's Western Zhou dynasty, sold across Vietnam, Laos, Thailand, and southern China as folk remedy and souvenir.
Snake worship
Snake worship (ophiolatry, nagaradhane) is veneration of snakes and serpent deities such as the nāgas of South Asia, tied to fertility, water, and sacred groves in India, with parallels from Bahrain to Mesoamerica.
Snake-arm robot
A snake-arm robot, also called a continuum robot, is a long, slender robotic arm of many jointed segments that can follow curving paths through confined spaces.
Snake's Revenge
Snake's Revenge: Konami's non-canon NES stealth action sequel to Metal Gear, released April 1990 in North America under Ultra Games, made without Hideo Kojima, whose existence prompted Metal Gear 2: Solid Snake.
Snakebite
Snakebite envenoming, a WHO category A neglected tropical disease, causes 4.5–5.4 million bites and 81,000–138,000 deaths yearly, mostly in South Asia and Africa; antivenom is the only effective treatment.
Snakehead (fish)
Snakeheads, the family Channidae, are predatory freshwater fish native to Asia and Africa that breathe air with a special organ and can move over land; introduced populations are invasive in North America.
Snakes and ladders
Snakes and ladders (gyan chaupar, Moksha Patam) is a dice race board game from medieval India, originally a moral game of virtues, vices, and moksha; sold in Britain from the 1890s and as Chutes and Ladders by Milton Bradley in 1943.
Snakes and Ladders (2025 TV series)
Snakes and Ladders (Serpientes y escaleras) is a 2025 Mexican Netflix dark comedy by Manolo Caro, starring Cecilia Suárez as teacher Dora seeking a headmastership; eight episodes released May 14, 2025, distinct from the 2024 Tamil Prime Video series.
Snakes in mythology
Snakes in mythology: serpent deities and monsters worldwide, including ouroboros, Wadjet, Apophis, nagas, Quetzalcoatl, and the Midgard serpent, symbolizing fertility, water, healing, rebirth, chaos, and deceit.
Snakes on a Plane
Snakes on a Plane is a 2006 American action thriller directed by David R. Ellis, starring Samuel L. Jackson as an FBI agent protecting a witness on a snake-infested flight.
Snam
Snam S.p.A. is Italy's dominant natural gas transmission, storage, and regasification operator, running more than 38,000 km of pipeline and about a sixth of EU gas storage capacity.
Snap
Snap: American drama TV series, 2022–2023, IMDb tt18163882, created by Devin Hampton and Eric Benét; an imperfect god A.O. is each episode's moral compass. Distinct from Snapchat's Snap Originals and KCRW's SNAP radio show.
Snap (gridiron football)
Snap (gridiron football): the backward pass between the legs that starts every scrimmage play, made by the center. Types include under center, shotgun (QB 5-7 yards deep), and 7-15 yard long snaps for punts and kicks.
Snap (software)
Snap is a self-contained Linux package format developed by Canonical, the company behind Ubuntu, bundling an application with most dependencies in a sandbox with automatic updates.
SNAP during the 2025 U.S. federal government shutdown
During the 2025 U.S. government shutdown (from October 1), USDA suspended November SNAP benefits for about 42 million recipients; courts ordered contingency-fund payments, the Supreme Court intervened, and Congress passed funding bills to restore the program.
Snap election
Snap election: an early parliamentary election called before the scheduled end of a legislature, also called early election. Distinguished by incumbent timing discretion, coalition collapse triggers, incumbent gains and risks (UK 2017, Canada 2021), and effects on political trust.
Snap freezing
Snap freezing is a laboratory technique that freezes a specimen extremely rapidly, classically by immersion in liquid nitrogen, to preserve its molecular and structural composition for later analysis.
Snap Inc.
Snap Inc., formerly Snapchat Inc., is an American technology company in Santa Monica, California. It operates Snapchat, went public on the NYSE in 2017, and develops AR hardware including Spectacles.
Snap pea
Snap pea (sugar snap pea, Pisum sativum var. macrocarpon): edible-podded pea crossed from snow pea and garden pea in the 1970s; thick, sweet, rounded pods eaten whole without shelling.
Snap Specs
Snap Specs are standalone augmented reality glasses from Snap's subsidiary Specs Inc., unveiled in June 2026 as the sixth-generation Spectacles line, priced at $2,195 with fall 2026 shipping.