All articles starting with S
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Sexagenary cycle
The sexagenary cycle, known in Chinese as Ganzhi (干支), is a 60-term system pairing ten heavenly stems with twelve earthly branches to label years, days, and hours.
Sexagesimal
Sexagesimal, or base 60, is a numeral system with digits from 0 to 59, originating with the Sumerians and surviving in minutes, seconds, and degrees.
Sexaginta Prista
Sexaginta Prista (Сексагинта Приста), "sixty ships", was a Roman Danube frontier fort and probable naval base at modern Ruse, Bulgaria, over a Thracian ritual site, with a 4th-century principia, later a medieval necropolis.
SexBomb Girls
SexBomb Girls, also known as the SexBomb Dancers, is a Filipino all-female sing-and-dance group formed in 1999, known for novelty hits like "Bakit Papa?" and "The Spageti Song".
SEXCHECK study
SEXCHECK (NCT06458764) is a cross-sectional observational study at Candiolo Cancer Institute, Torino, measuring sexual dysfunction incidence and related distress in premenopausal breast cancer survivors on endocrine therapy, enrolling about 150 women aged 18-55.
Sexi
Sexi, also known as Sexi Firmum Iulium, was a Phoenician-Punic city on the southern coast of Spain at modern Almuñécar, Granada, settled from the 8th century BC.
Sexify
Sexify is a Polish Netflix comedy-drama series (2021–2023) by Kalina Alabrudzińska and Piotr Domalewski, starring Aleksandra Skraba, Maria Sobocińska, and Sandra Drzymalska as students building a female-orgasm app; two seasons, 16 episodes.
Sexing
Sexing is the determination of an animal's sex using molecular, morphological, endocrine, or in-ovo methods, most often for poultry hatcheries, conservation biology, and pet-bird management.
Sexism
Sexism is prejudice or discrimination based on sex or gender, spanning individual, institutional, and structural levels; coined in 1960s US feminism, it is measured poorly and, per UN 2026 data, no SDG 5 indicator is on track for 2030.
Sexistential
Sexistential is the ninth studio album by Swedish pop singer Robyn, released March 27, 2026 on Young, her first since 2018's Honey. A nine-track, 29-minute record co-produced with Klas Åhlund on motherhood, midlife desire, and a relationship's end; Metascore 84.
Sexless marriage
Sexless marriage: a marriage with little or no sex, often defined as fewer than 10 occasions per year. Key facts: US estimates around 20 percent sexless, desire discrepancy is the leading clinical driver, and treatment combines medical workup with couples therapy.
Sexmission
Sexmission (Seksmisja) is a 1983 Polish sci-fi comedy by Juliusz Machulski, premiered 14 May 1984, about two men waking in 2044 in an underground world of women; a cult satire of totalitarianism.
Sexology
Sexology is the scientific, interdisciplinary study of human sexuality, emerging from 19th-century European medicine, globalized by 1880-1960, and advanced by Kinsey and Masters and Johnson; it underpins WHO sexual health and sexuality education.
Sexpionage
Sexpionage (sex espionage) is espionage using sex, romance, or seduction, via honey traps with "swallows," "ravens," and Stasi Romeo agents; Cold War Soviet and East German practice, the Lonetree case, Chinese digital honeypots, and why Western services mostly avoid it.
Sexploitation film
Sexploitation film: independently produced low-budget features of the 1960s and early 1970s selling soft-core nudity and suggestive sex, shown in grindhouse and drive-in theaters, declining once hard-core pornography reached public exhibition in 1970.
Sexposition
Sexposition, a blend of sex and exposition, is a TV term coined by Myles McNutt in 2011 for Game of Thrones scenes delivering plot information against a backdrop of sex or nudity, with precursors in The Sopranos and Deadwood.
Sextans
Sextans (Sextans Uraniae) is one of the 88 constellations, a faint region between Hydra and Leo created by Johannes Hevelius in 1687 to commemorate his lost sextant.
Sextant
A sextant is a navigational instrument that measures the altitude of a celestial body above the horizon by double reflection; John Bird made the first in 1757.
Sextant biopsy
Sextant biopsy is a systematic prostate biopsy protocol taking six transrectal ultrasound-guided cores, three per side at apex, mid-gland, and base, described in 1989 and later replaced by 12-core schemes.
Sextantio
Sextantio, later Substantion, was an ancient settlement on a hill overlooking the river Lez at Castelnau-le-Lez near Montpellier, southern France, occupied from the Late Bronze Age.
Sextape (song)
Sextape is a 2010 song by Deftones from Diamond Eyes, track 8, 4:01, written by Carpenter, Cunningham, Delgado, Moreno, and Vega, produced by Nick Raskulinecz; a dreamy shoegaze-like track whose title the band says means nothing.
Sexteto Tabalá
Sexteto Tabalá is a son palenquero ensemble from San Basilio de Palenque, Colombia, founded in 1930, led for decades by Rafael Cassiani Cassiani, and toured internationally since 1992.
Sextette
Sextette (1978) is Mae West's final film, a Ken Hughes musical comedy with Timothy Dalton, Ringo Starr, and Alice Cooper; a $4-7 million flop that became a camp midnight movie classic.
Sextil Pușcariu
Sextil Pușcariu (1877–1948) was a Romanian linguist, rector of Cluj, and Academy member who led the Romanian dictionary and helped Bucovina join Romania in 1918.
Sexting
Sexting, from 'sex' and 'texting', is sending or receiving sexually explicit messages, photos, or videos by phone or internet. Key facts: youth prevalence 14.8% sending, 27.4% receiving; nonconsensual forwarding 12.0%; links to image-based sexual abuse and laws against it.
Sexton (artillery)
The Sexton was a Canadian-built self-propelled gun of the Second World War, mounting the British 25-pounder on a tank chassis and serving British and Canadian forces from 1943.
Sextortion
Sextortion is sexual blackmail, or sexual extortion, where offenders threaten to release intimate images unless demands are met. Financial variants often target young men aged 18 to 24.
Sextuplets (film)
Sextuplets is a 2019 Netflix comedy directed by Michael Tiddes, starring Marlon Wayans as six long-lost sextuplet siblings plus a seventh role, released August 16, 2019, 97 minutes, filmed in Atlanta, with poor critical reception.
Sextus Empiricus (Σέξτος Ἐμπειρικός)
Sextus Empiricus (Σέξτος Ἐμπειρικός), Greek Pyrrhonian Skeptic and physician of the 2nd–3rd century CE, author of Outlines of Pyrrhonism and Against the Mathematicians; not the namesake of any other Sextus.
Sextus Julius Africanus
Sextus Julius Africanus (c.160–c.240), Greek-writing Christian scholar called the father of Christian chronography; author of the five-book Chronographiae (Creation to AD 221) and the Cesti, plus letters to Origen and Aristides.