All articles starting with X
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Xochiquetzal Mons
Xochiquetzal Mons is a shield volcano on Venus at 3.5N 270.0E, IAU-named in 1994 for the Aztec flower goddess; gazetteer diameter 80 km, cataloged as a Group 3 conical volcano in V-28 along Hecate Chasma.
Xochitl Gomez
Xochitl Fiona Gomez-Deines (born 2006, Los Angeles) is an American actress who plays America Chavez, the MCU's first queer Latinx superhero, in Doctor Strange in the Multiverse of Madness, played Dawn Schafer in The Baby-Sitters Club, and won Dancing with the Stars season 32 in 2023.
Xoconochco
Xoconochco, hispanicized as Soconusco, was a Late Postclassic province on the southern Pacific coast of what is now Chiapas, Mexico, best known as a primary source of cacao.
Xois
Xois (Greek Ξόϊς; Egyptian Khasut/Khaset), ancient Nile Delta city at modern Sakha, Egypt. Island city founded c. 3414-3100 BCE, capital of the 14th Dynasty with 76 kings per Manetho, wine and Amon-Ra cult center, declined by c. 390 CE.
Xolidayboy
Xolidayboy, known as Ivan Rzhevsky (Иван Ржевский), is a Russian pop singer from Sevastopol whose TikTok-viral songs made him one of Russia's most in-demand artists by 2024.
Xolo Maridueña
Xolo Maridueña (Ramario Xolo Ramírez, born 2001) is an American actor of Mexican, Cuban, and Ecuadorian descent, known as Miguel Diaz in Cobra Kai and the first Latino lead in a live-action DC film, Blue Beetle (2023).
Xoloitzcuintle
Xoloitzcuintle (Xoloitzcuintli, Mexican Hairless Dog): ancient Mexican hairless breed tied to the Aztec god Xolotl; three sizes, hairless and coated varieties, FOXI3-linked hairlessness and missing teeth, AKC recognition 2011.
Xolotl
Xolotl (Xólotl): Aztec dog-headed god of lightning, death, and deformities, twin of Quetzalcoatl and evening star; also a Chichimec ruler of the Valley of Mexico, namesake of the Códice Xólotl, the xoloitzcuintli, and the axolotl.
Xolotl (Chichimec ruler)
Xolotl is the semi-legendary Chichimec ruler credited with leading his people into the Basin of Mexico after the fall of Tula and founding Tenayuca, ancestor of Texcoco's dynasty.
Xometry
Xometry, founded in 2013 and headquartered in North Bethesda, Maryland, is an American company running an AI-powered marketplace connecting buyers of custom parts with manufacturing suppliers.
Xona Space Systems
Xona Space Systems is an American startup in Burlingame, California, building Pulsar, a low Earth orbit satellite constellation delivering commercial positioning, navigation, and timing services.
Xonara
Xonara (XONARA) is a seven-member Filipino P-pop girl group under 1Z Entertainment, SB19's label, with Republic Records and UMG Philippines. Debuted May 15, 2026 with "TABI"; singles "PULA" and "IMPERFECT" followed; named to Billboard Philippines P-pop Class of 2026.
Xoople
Xoople is a Madrid-based geospatial data startup founded in 2019, led by co-founder and CEO Fabrizio Pirondini, which emerged in 2025 and raised a $130 million Series B in April 2026.
XOR cipher
The XOR cipher (XOR encryption) encrypts by combining plaintext bits with key bits using exclusive-or; with a random key as long as the message it is the one-time pad.
XOR gate
The XOR gate, or exclusive-OR gate, is a digital logic gate whose output is 1 exactly when its two inputs differ, written A ⊕ B.
Xorazm Region
Xorazm Region (Xorazm viloyati, Khorezm) is a province of north-western Uzbekistan on the lower Amu Darya, capital Urgench, area 6,100 km², population about 2.08 million (2026), home to UNESCO-listed Itchan Kala in Khiva.
Xosé R. Bustelo
Xosé R. Bustelo is a Spanish molecular biologist known for his work on Vav proteins and Rho GTPase signaling, and since 2024 the Scientific Director of the Cancer Research Center in Salamanca.
XOXO (film)
XOXO is a 2016 American EDM-festival drama film directed by Christopher Louie, written by Dylan Meyer, starring Sarah Hyland and Graham Phillips; released by Netflix on August 26, 2016 on a $1.2 million budget.
XOYO
XOYO, also known as XOYO London, is a nightclub on Cowper Street in Shoreditch, London, opened in 2010, known for its single-DJ residencies and reopened in 2026.
XP Investimentos
XP Investimentos, also known as XP Inc., is a Brazilian independent investment platform and brokerage founded in 2001 in Porto Alegre by Guilherme Benchimol, listed on Nasdaq since 2019.
XP12BE
XP12BE (GM05509, CVCL_F119), also called Jay Tim, is a human XP group A skin fibroblast cell line, compound heterozygous for two XPA splice-site mutations, with under 2% of normal UV-induced DNA repair.
Xp21 deletion syndrome
Xp21 deletion syndrome (Xp21 contiguous gene deletion syndrome, complex glycerol kinase deficiency, OMIM 300679) is a rare X-linked microdeletion disorder removing NR0B1, GK, DMD, and sometimes IL1RAPL1, causing adrenal insufficiency, glycerol kinase deficiency, and Duchenne muscular dystrophy in males.
Xp22.13p22.2 duplication syndrome
Xp22.13p22.2 duplication syndrome is a rare X-linked disorder caused by an extra copy of DNA on the X chromosome, causing intellectual disability in males; female carriers have normal intelligence.
XPath
XPath (XML Path Language) is a W3C expression language for addressing parts of an XML document through path expressions, and it serves as the expression language at the core of XSLT and XQuery.
XPCC Hongxing power station
XPCC Hongxing power station (中煤红星电厂) is a 1,320 MW coal-fired power station in Hami, Xinjiang, China, with two 660 MW ultra-supercritical units commissioned in 2019 and 2020.
XPeng (小鹏汽车)
XPeng (小鹏汽车), also known as Xiaopeng Motors, is a Chinese electric vehicle maker founded in 2014 and headquartered in Guangzhou, known for in-house driver-assistance technology.
XPeng G7 (小鹏G7)
The XPeng G7 (小鹏G7) is a mid-size electric SUV from Chinese automaker XPeng, launched in China on July 3, 2025, as a Tesla Model Y rival.
XPeng G9L (小鹏G9L)
The XPeng G9L (小鹏G9L) is a large five-seat flagship SUV from the Chinese electric-vehicle maker XPeng, offered with battery-electric and extended-range powertrains and launched in China in September 2026.
XPeng GX (小鹏GX)
The XPeng GX (小鹏GX) is a full-size, six-seat flagship sport utility vehicle from the Chinese electric vehicle maker XPeng, launched in China in 2026 in battery-electric and extended-range versions.
XPeng L03
The XPeng L03, sold in China as the XPeng MONA L03, is a compact electric coupé-SUV by XPeng, unveiled in Munich on 16 July 2026.