All articles starting with S
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Sacral and coccygeal spinal nerves
The sacral and coccygeal spinal nerves are five pairs of sacral nerves (S1–S5) and one coccygeal nerve, the lowest spinal nerves, supplying the pelvis and lower limb.
Sacral dimple
A sacral dimple, also called a pilonidal dimple, is a small indentation in the skin over the sacrum present at birth in about 2 to 5 percent of newborns.
Sacral nerve stimulation
Sacral nerve stimulation, also called sacral neuromodulation, is a treatment in which an implanted device stimulates the S3 nerve to relieve urinary urgency, retention, and fecal incontinence.
Sacral plexus
Sacral plexus (plexus sacralis): pelvic nerve network formed by the lumbosacral trunk (L4, L5) and S1–S4, anterior to piriformis; gives the sciatic, gluteal, posterior femoral cutaneous, perforating cutaneous, and pudendal nerves and the S2–S3 parasympathetic outflow.
Sacrament
A sacrament is a Christian rite understood as an outward, visible sign conveying inward spiritual grace; Catholics count seven sacraments, while most Protestants count two, baptism and the Lord's Supper.
Sacrament of Penance
The Sacrament of Penance, also called confession or reconciliation, is the Catholic sacrament in which a penitent confesses sins to a priest and receives God's forgiveness through absolution.
Sacramental bread
Sacramental bread, also called Communion bread or the host, is the bread used in the Eucharist, unleavened in the Latin rite and leavened in most Eastern churches.
Sacramental wine
Sacramental wine, also called altar wine or Eucharistic wine, is wine used in Christian Eucharistic rites, which Catholic canon law requires to be natural, grape-derived, and uncorrupt.
Sacramento County, California
Sacramento County, California: a 994-square-mile Central Valley county founded 1850, seat of California state government, seven incorporated cities, population about 1.6 million.
Sacramento International Airport
Sacramento International Airport (SMF), opened in 1967 as Sacramento Metropolitan Airport, is the primary passenger airport for Sacramento and Northern California, 10 miles northwest of the city.
Sacramento Kings
Sacramento Kings, NBA Western Conference (Pacific Division) team in Sacramento, California; formerly Rochester Royals, Cincinnati Royals, Kansas City Kings. One NBA title (1951, Rochester); 2002 West Finals run; Golden 1 Center home.
Sacramento Mountain Lions
Sacramento Mountain Lions, UFL pro football team 2010-2012, formerly California Redwoods; played at Hornet Stadium and Raley Field, coached by Dennis Green with Daunte Culpepper; folded with the UFL on October 20, 2012.
Sacramento Municipal Utility District
The Sacramento Municipal Utility District, known as SMUD, is a community-owned, not-for-profit electric utility serving most of Sacramento County and parts of Placer and Yolo counties.
Sacramento Republic FC
Sacramento Republic FC, a USL Championship soccer club founded in 2012, won the 2014 USL Pro title, was awarded MLS expansion in 2019 before the deal collapsed, and is now majority-owned by Wilton Rancheria, building the 20,000+ seat Republic Stadium at The Railyards, opening 2028.
Sacramento River
Sacramento River: California's largest river, draining a 27,000-square-mile basin carrying about 30% of the state's surface water into the Delta; home to four Chinook salmon runs, including endangered winter-run, managed through Shasta Dam temperature control.
Sacramento River Cats
Sacramento River Cats, Triple-A Pacific Coast League affiliate of the San Francisco Giants at Sutter Health Park, West Sacramento; moved from Vancouver Canadians in 2000; three Triple-A titles; shared with the Athletics 2025-27.
Sacramento State Hornets
Sacramento State Hornets: NCAA Division I athletics of California State University, Sacramento (Herky the Hornet). Left the Big Sky in 2026; football joined the MAC at the FBS level, other sports the Big West; 89 Big Sky titles, 4 national championships.
Sacramento State Hornets football
Sacramento State Hornets football, the California State University, Sacramento program, left the Big Sky and FCS to join the Mid-American Conference as a football-only FBS member on July 1, 2026, playing at 21,195-seat Hornet Stadium.
Sacramento–San Joaquin River Delta
Sacramento–San Joaquin River Delta: inverted tidal freshwater delta and West Coast's largest estuary in central California; hub of California water system serving two-thirds of the state, with subsided leveed islands, SWP/CVP exports, Delta smelt controversy, and Delta Conveyance tunnel project.
Sacramento, California
Sacramento, the capital of California since 1854, sits where the Sacramento and American rivers meet; founded in 1849, it is California's oldest incorporated city with nearly 500,000 residents.
Sacraments of the Catholic Church
The sacraments of the Catholic Church are seven rites instituted by Christ and entrusted to the Church: Baptism, Confirmation, the Eucharist, Penance, Anointing of the Sick, Holy Orders, and Matrimony.
Sacraria
Sacraria, a road station on the Roman Via Flaminia near Le Vene, Umbria (Pleiades 413292, Barrington Atlas 42 D3); name is plural of Latin sacrarium, a place keeping sacred objects.
Sacré-Cœur, Paris
Sacré-Cœur, French for Basilica of the Sacred Heart, is a white Romano-Byzantine basilica designed by Paul Abadie on Montmartre in Paris, begun in 1875 and consecrated in 1919.
Sacrebleu
Sacrebleu (sacré bleu, sacre bleu) is a dated French minced oath replacing Dieu with the rhyming bleu in sacré Dieu, attested 1552, an English stereotype of Frenchness since 1869.
Sacrectomy
Sacrectomy is the surgical removal of all or part of the sacrum, performed in orthopedic oncology mainly for sacral chordoma and recurrent rectal cancer, ranging from partial to total resection.
Sacred and church-music festivals
Sacred and church-music festivals are music festivals tied to liturgical seasons like Holy Week or held in sacred venues, from Kraków's Misteria Paschalia to Bogotá's multireligious FIMSAC.
Sacred Area of S. Omobono
Sacred Area of S. Omobono (Area Sacra di Sant'Omobono), Roman archaeological site in the Forum Boarium with twin temples of Fortuna and Mater Matuta over an Archaic temple of c. 580 BC, found in 1936.
Sacred Band of Carthage
The Sacred Band of Carthage was, according to ancient accounts, an elite corps of 2,500 Carthaginian citizen hoplites, attested at the Crimisus in 339 BC.
Sacred Band of Thebes
The Sacred Band of Thebes (hieros lokhos) was an elite Theban infantry unit of 300 men, traditionally 150 pairs of lovers, formed by Gorgidas after 379/8 BCE, victorious at Leuctra, and annihilated by Philip II at Chaeronea in 338 BCE.
Sacred Cenote
The Sacred Cenote (Chen K'u, Cenote Sagrado) is the ritual sinkhole well at Chichén Itzá, Yucatán, a Maya pilgrimage site receiving gold, jade, copal offerings and human sacrifices, dredged by Edward Thompson 1904–1910.