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UCI world records in endurance and mass-start track cycling events
The UCI ratifies no world records in mass-start endurance track cycling events such as the points race, madison, scratch race, or elimination race; only timed events carry records.
UCI World Tour
UCI World Tour, top tier of men's professional road cycling since 2011 (merger of ProTour and Historical calendars); 36 races, 18 WorldTeams on three-year licences decided by triennial UCI points ranking; women's equivalent launched 2016.
UCIe
UCIe (Universal Chiplet Interconnect Express) is an open industry standard for the die-to-die interconnect between chiplets in a single package, first released in March 2022.
UCLA Bruins
UCLA Bruins: athletic teams of the University of California, Los Angeles, NCAA Division I, Big Ten members since August 2, 2024 after leaving the Pac-12; 124 NCAA team championships, second-most nationally; John Wooden won 10 basketball titles; football plays at the Rose Bowl.
UCLA Bruins football
UCLA Bruins football: UCLA's college football team, Rose Bowl home, Big Ten member since 2024, 1954 UPI national co-champion; 5-0 under Bob Chesney in 2026, ranked No. 12.
UCLA Bruins men's basketball
UCLA Bruins men's basketball: UCLA's NCAA Division I team, Big Ten member since 2024. Record 11 NCAA titles (1995 most recent), 19 Final Fours, John Wooden's 10 championships and 88-game win streak, coached by Mick Cronin.
UCLA Loneliness Scale
The UCLA Loneliness Scale is a 20-item self-report questionnaire measuring subjective feelings of loneliness and social isolation, introduced by Russell, Peplau, and Ferguson in 1978 and revised in 1980 and 1996.
uCloudlink Group
uCloudlink Group (优克联) is a Hong Kong-headquartered technology company, listed on Nasdaq as UCL, that operates a mobile data traffic sharing marketplace using its cloud SIM technology.
UCO Bank
UCO Bank, founded in Kolkata in 1943 as United Commercial Bank and nationalized in 1969, is a government-owned Indian commercial bank with over 3,400 branches.
UCoGe
UCoGe is a uranium, cobalt, and germanium compound that is both a weak ferromagnet and a superconductor at ambient pressure, pairing via spin-triplet, magnetically mediated Cooper pairs.
UCOME
UCOME (used cooking oil methyl ester) is a waste-based biodiesel grade in Europe, made by reacting used cooking oil with methanol in the presence of a catalyst.
UConn Huskies men's basketball
The UConn Huskies men's basketball program represents the University of Connecticut in Storrs and has won six NCAA national championships, in 1999, 2004, 2011, 2014, 2023, and 2024.
UConn Huskies women's basketball
UConn Huskies women's basketball: University of Connecticut NCAA Division I program in Storrs, Connecticut, coached by Geno Auriemma since 1985. Record 12 national championships, 25 Final Fours, six perfect seasons, and the all-time college basketball coaching wins record.
UConsole
UConsole is a modular handheld Linux computer made by ClockworkPi, sold as a kit with a 5-inch screen, backlit keyboard, trackball, and an interchangeable compute module called a Core.
UCP2
UCP2 (uncoupling protein 2), also called SLC25A8, is a mitochondrial inner-membrane carrier discovered in 1997, expressed widely, regulating ROS, inflammation, and insulin secretion rather than thermogenesis.
UCP3
UCP3 (uncoupling protein 3, HGNC:12519) is a mitochondrial inner membrane transporter cloned in 1997, expressed mainly in human skeletal muscle and rodent brown fat; it mediates fatty-acid-activated proton leak, ROS protection, and fatty acid oxidation, not basal thermogenesis.
UCSF ChimeraX
UCSF ChimeraX is a free-for-academic-use molecular visualization program from UC San Francisco, successor to UCSF Chimera, first released in 2020 for Windows, Mac, and Linux.
UD Almería
UD Almería (Unión Deportiva Almería, S.A.D.), Spanish Segunda División club from Almería, Andalusia, formed 2001 from a merger. Saudi-owned since 2019: SMC Group with Mohamed Al-Khereiji since 2025, Cristiano Ronaldo holding 25%.
UD Ibiza
UD Ibiza (Unión Deportiva Ibiza-Eivissa), Spanish club from Ibiza city founded 2015 by Amadeo Salvo, refounded after paying €60,000 of the extinct 1995 club's debt; promoted to Segunda División 2021, now in Primera Federación Group 2, playing at Can Misses.
UD Las Palmas
UD Las Palmas, Unión Deportiva Las Palmas, Spanish football club from Las Palmas de Gran Canaria founded 22 August 1949 by a five-club merger; La Liga runner-up 1968-69, yellow-and-blue kit, plays at Estadio de Gran Canaria.
UD Trucks (トラックス株式会社)
UD Trucks, formerly Nissan Diesel Motor, is a Japanese commercial vehicle manufacturer founded in 1935, headquartered in Ageo, Saitama, and owned by the Isuzu Group since 2021.
Uda Devi
Uda Devi (उदा देवी) was a Pasi (Dalit) woman warrior of Awadh who fought the British in the 1857 rebellion at Lucknow, dying at Sikandar Bagh.
Uda Gulf
Uda Gulf (Удская губа, Udskaya Bay), a bay in the western Sea of Okhotsk, Khabarovsk Krai, Russia; about 100 km long, 36 m deep, macrotidal (tides to 9.7 m), receiving the Uda River, ice-bound October to June, with Shantar Islands at its entrance.
Udaan (2010 film)
Udaan (Hindi "flight") is a 2010 Hindi coming-of-age drama, Vikramaditya Motwane's directorial debut co-written with Anurag Kashyap, about 17-year-old Rohan forced by his authoritarian Jamshedpur father into factory work and engineering while dreaming of writing; it screened in Un Certain Regard at Cannes 2010 and flopped commercially.
Udaan (B2B e-commerce company)
Udaan is a Bengaluru-based business-to-business e-commerce platform founded in 2016 by former Flipkart executives Amod Malviya, Sujeet Kumar, and Vaibhav Gupta, serving small Indian retailers.
Udaan (उड़ान) (2014 TV series)
Udaan (Udann Sapnon Ki, उड़ान सपनों की) is an Indian Hindi social drama on Colors TV (2014–2019) about Chakor, a girl pawned before birth as collateral and forced into bonded labour, conceptualized by Mahesh Bhatt from a TIME magazine story.
Udaari (اڑاری)
Udaari (اڑاری), a 2016 Pakistani Urdu-Punjabi Hum TV drama serial of 25 episodes written by Farhat Ishtiaq, directed by Ehteshamuddin, and co-produced by Kashf Foundation, treats child sexual abuse and women's empowerment and won Lux Style Awards including Best TV Actor for Ahsan Khan.
Udaariyaan
Udaariyaan (उड़ारियां), Hindi romantic drama on Colors TV, 15 March 2021 to 24 July 2024, 1,121 episodes, produced by Sargun Mehta and Ravi Dubey; Punjab family's Canada dream, sisters Tejo and Jasmine, Fateh, generational leaps.
Udacity
Udacity, founded 2011 by Sebastian Thrun and Peter Norvig, is an online tech-education company known for its trademarked project-based Nanodegree credentials with industry partners; it was acquired by Accenture in May 2024.
Udaeus Linea
Udaeus Linea: dark tectonic band (linea) on Jupiter's moon Europa, northern hemisphere, over 1,000 km long, IAU-named 2003 after a Greek mythological figure; studied as a strike-slip fault near Minos and Cadmus Lineae.