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Superyacht

A superyacht, also known as a megayacht, is a large, professionally crewed private pleasure yacht, typically 24 meters or longer; the longest, Azzam, exceeds 180 meters.

Supha Sangaworawong (สุภา สังวรวงศ์)

Supha Sangaworawong (สุภา สังวรวงศ์), known by the nickname Est, is a Thai actor and competitive swimmer for the Thai national team, born in 2001 in Bangkok.

Suphajee Suthumpun

Suphajee Suthumpun is a Thai politician and former business executive who became Minister of Commerce in 2025 and Deputy Prime Minister in 2026 under Prime Minister Anutin Charnvirakul.

Suphamongkhon Supapipat

Suphamongkhon Supapipat (ศุภมงคล ศุภพิพัฒน์), called Chef Art, is a Thai chef leading Bangkok's reservation-only Chef's Table by Chef Art and named Thailand's ninth Iron Chef in 2026.

Suphan Dagi

Suphan Dagi (Süphan Dağı, Sîpanê Xelatê) is a dormant stratovolcano north of Lake Van, Turkey's third highest peak at 4,058 m, Pleistocene eruptions, retreating summit glaciers.

Suphankalaya

Suphankalaya (สุพรรณกัลยา) was a 16th-century princess of Ayutthaya, daughter of King Maha Thammaracha and elder sister of King Naresuan, sent as a hostage to Pegu.

Suphannaphum Dynasty

The Suphannaphum Dynasty (ราชวงศ์สุพรรณภูมิ) was a royal house of the Ayutthaya kingdom, founded in 1370 by Borommarachathirat I of Suphanburi and ended in 1569 when Ayutthaya fell to Burma.

Suphx

Suphx, short for Super Phoenix, is a deep reinforcement learning AI for four-player Japanese Riichi Mahjong built by Microsoft Research Asia and described in 2020.

Supination

Supination: rotation turning the palm forward or upward at the forearm (radius around ulna, 80–90° range; supinator and biceps), or adduction plus inversion raising the foot's arch; opposite of pronation.

Supine position

Supine position: lying flat on the back, face up (decúbito supino). The most common surgical position; highest cardiac output and lowest vascular resistance of compared body positions; arms kept under 90 degrees abduction.

Supira Medical

Supira Medical, formerly Lumenblation Medical, Inc., is a clinical-stage medical device company in Campbell, California, developing a low-profile catheter-based heart pump for high-risk PCI and cardiogenic shock; its device remains investigational.

Suplex

Suplex: a grappling throw, from French souplesse, in which a wrestler lifts an opponent and slams them back-first behind themselves. Legal in Greco-Roman and freestyle wrestling (5-point throw), illegal in folkstyle; dozens of variants like the German suplex.

Supor (company)

Supor (苏泊尔) is a Chinese cookware and small kitchen appliance maker founded in 1994 by Su Zengfu, headquartered in Hangzhou and controlled by France's Groupe SEB since 2007.

Suppakarn Jirachotikul (ศุภการ จิรโชติกุล)

Suppakarn Jirachotikul (ศุภการ จิรโชติกุล), known professionally as Por Suppakarn, is a Thai actor and singer born in 2002 in Bangkok who debuted with the band DVI.

Suppasit Jongcheveevat (ศุภศิษฏ์ จงชีวีวัฒน์)

Suppasit Jongcheveevat (ศุภศิษฏ์ จงชีวีวัฒน์), known as Mew Suppasit, Thai actor and singer born 1991, famous for TharnType: The Series, album 365 with five Billboard World Digital Song Sales top-ten songs, and Mew Suppasit Studio.

Suppavāsā

Suppavāsā (सुप्पवासा) was a Koliyan noblewoman in the Pali Canon, mother of the arahant Sīvalī and foremost among the Buddha's lay disciples in giving excellent alms.

Supper

Supper is the last meal of the day in English, from Old French souper via a Germanic root for sop; historically the light evening meal when dinner was at midday, now varying by region, class, and country.

Supper club

Supper club: a hosted, ticketed dining format between a restaurant and a dinner party. Covers the nightclub-era term, Lawrence Frank's 1920s Beverly Hills origin, the Wisconsin supper club tradition with brandy old fashioneds and relish trays, and the modern underground pop-up revival.

Suppiluliuma (Patina)

Suppiluliuma of Patina, also known as Suppiluliuma of Unqi, was a Syro-Hittite king in the Amuq valley of north Syria, flourishing in the 9th century BC.

Suppiluliuma I

Suppiluliuma I, also written Shuppiluliuma or Suppiluliumas, was king of the Hittite Empire around 1350 to 1322 BCE; he surpassed Mitanni and Egypt, conquered Syria, and died of plague in 1322 BCE.

Suppiluliuma II

Suppiluliuma II (Šuppuliuma II) was the final attested king of the Hittite Empire, succeeding Arnuwanda III as the late Bronze Age state faced collapse around 1180 BC.

Suppiluliuma's Syrian campaigns

Suppiluliuma's Syrian campaigns were the mid-14th-century BC wars by which Hittite king Suppiluliuma I broke Mitanni's power, defeated Tusratta, and extended Hittite rule over most of northern Syria.

Supplee's paradox

Supplee's paradox is a relativity thought experiment about a neutrally buoyant submarine moving at relativistic speed, which appears to sink in the water's frame but float in its own.

Supplement to the Extended Meaning of the Great Learning

The Supplement to the Extended Meaning of the Great Learning (大学衍义补) is a 160-juan Ming statecraft treatise by Qiu Jun, presented to the emperor in 1487.

Supplemental air carrier

A supplemental air carrier, or nonsked, was a US airline class certificated for charter and cargo flying, created in 1959 and renamed charter air carrier in 1978.

Supplemental Nutrition Assistance Program

SNAP, formerly the Food Stamp Program (1939, permanent 1964), is the largest US nutrition assistance program: 42.1 million participants monthly in FY 2025, $101.7 billion federal cost, EBT benefits issued by states under USDA oversight.

Supplemental Security Income

Supplemental Security Income (SSI) is a US federal means-tested program paying monthly cash benefits to low-income people who are aged, blind, or disabled, financed from general revenues.

Supplemental type certificate

A supplemental type certificate (STC) is an FAA design approval authorizing a major change to a type-certificated aircraft, engine, or propeller by someone other than the original holder.

Supplementary Fundamental Laws (1907)

The Supplementary Fundamental Laws of 1907 (متمم قانون اساسی) are a 107-article charter completing Iran's constitution, adding rights of the people, separation of powers, and a clerical veto.

Supplementary vote

The supplementary vote is a majoritarian voting system in which voters mark a first and optional second preference, used in England and Wales from 2000 to 2022.