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Aichi International Arena
IG Arena (Aichi International Arena, 愛知国際アリーナ) is a 17,000-capacity indoor arena in Meijo Park, Nagoya, opened July 2025, replacing Aichi Prefectural Gymnasium; home of the Nagoya Diamond Dolphins, sumo's Nagoya venue, and a 2026 Asian Games site.
Aichi Prefecture (愛知県)
Aichi Prefecture (愛知県, Aichi-ken), central Japan's Pacific-facing prefecture with capital Nagoya, formed in 1872 from Owari and Mikawa provinces; Japan's top manufacturing prefecture for 46 consecutive years, home to Toyota, with about 7.44 million people.
Aichi Sky Expo
Aichi Sky Expo (アイチスカイエキスポ) is an international exhibition center on Chubu Centrair airport island in Tokoname, Japan, opened in 2019, with 60,000 square meters of exhibition space.
Aichi Steel
Aichi Steel (愛知製鋼) is a Japanese specialty steel manufacturer headquartered in Tokai City, Aichi Prefecture, founded in 1940 as Toyota Steel Works and serving the Toyota Group.
Aid
Aid (foreign aid, official development assistance): grants and concessional loans from donors to developing countries, originating with the 1948 Marshall Plan; DAC ODA totaled USD 174.3 billion in 2025 amid record cuts.
Aid climbing
Aid climbing: ascending rock by standing on placed gear (pitons, cams, hooks) rather than free holds. Graded A0-A5 by fall danger, not difficulty; core technique of Yosemite big-wall climbing, in clean (hammerless) and nailed forms.
AID-Comp trial
AID-Comp (NCT05477030), Effect of Automated Insulin Delivery on Early-stage Diabetic Complications, is a University of Milan randomized trial comparing Medtronic MiniMed 780G hybrid closed-loop with predictive low glucose suspend in 52 adults with type 1 diabetes, measuring time in range, HbA1c, and early microvascular damage markers over 26 weeks.
Aida
Aida (Aïda): four-act grand opera by Giuseppe Verdi, libretto by Antonio Ghislanzoni after Auguste Mariette's scenario; premiered Cairo, 24 December 1871; love triangle of Aida, Radamès, and Amneris.
AIDA (marketing)
AIDA, or the AIDA model, is a marketing model describing a buyer's four stages: Attention, Interest, Desire, and Action. It is commonly dated to 1898 and attributed to E. St. Elmo Lewis.
Aida (musical)
Aida is a stage musical by Elton John and Tim Rice, based on Verdi's opera, which ran on Broadway from 2000 to 2004 and won four Tony Awards.
AIDA Cruises
AIDA Cruises is a German cruise line headquartered in Rostock, launched in 1996 from the privatized East German shipping company Deutsche Seereederei, and the market leader for cruises in Germany.
Aida Cuevas
Aida Cuevas, born in 1963, is a Mexican ranchera singer known as "La Reina de la Ranchera" and the first woman in traditional mariachi to win a Grammy.
Aida Diarra
Aida Diarra is a Senegalese-born payments executive who joined Visa in November 2018 as Senior Vice President and head of Sub-Saharan Africa, after roughly two decades at Western Union.
Aida Garifullina (Аида Эмилевна Гарифуллина)
Aida Garifullina (Аида Гарифуллина), born 1987 in Kazan, is a Russian lyric soprano and 2013 Operalia winner, a former Vienna State Opera ensemble member who now appears at La Scala, the Paris Opera, the Met, and other leading houses.
Aida Lapshina
Aida Lapshina (Аида Михайловна Лапшина, born 9 November 1926, née Galdina) was a Soviet 800 m runner who set 3 x 800 m relay world records in 1955 with Lysenko and Otkalenko and ranked world No. 6 in 1956.
Aida M. Delgado-Colón
Aida M. Delgado-Colón, born in 1955 in Lares, Puerto Rico, is a United States district judge in Puerto Rico appointed by George W. Bush in 2006, serving as chief judge from 2011 to 2018.
Aida Muluneh
Aida Muluneh, born 1974 in Addis Ababa, is an Ethiopian photographer and curator known for staged, symbolically charged images and for founding the Addis Foto Fest.
Aida Nikolaychuk
Aida Nikolaychuk (Аїда Ніколайчук), Ukrainian singer born 1982 in Odessa, winner of X-Factor Ukraine season 3 (2013); auditioned in 2011 after judges suspected lip-syncing; now lives in the US working as a Hollywood makeup artist under stage name AIDA.
Aida Roman
Aida Roman (Aída Nabila Román Arroyo), born 1988 in Mexico City, is a Mexican recurve archer who won individual silver at London 2012 in a shoot-off against Ki Bo Bae, giving Mexico its first Olympic archery medals, and competed at four Olympics.
Aida Shanayeva
Aida Shanayeva (Аида Владимировна Шанаева), Russian right-handed foil fencer born 1986 in Vladikavkaz; 2008 Olympic team foil champion, 2012 team silver, 2009 individual world champion, later North Ossetia sport official.
AIDA STEMI trial
AIDA STEMI (Abciximab Intracoronary versus intravenously Drug Application in STEMI), NCT00712101: randomized open-label trial of 2,065 STEMI patients comparing intracoronary with intravenous abciximab bolus during primary PCI; similar MACE and infarct size in both routes.
Aida Turturro
Aida Turturro (born 1962) is an American actress, cousin of John Turturro, best known as Janice Soprano on The Sopranos (2000–2007), with two Emmy nominations and health advocacy work.
Aida-Wedo Dorsa
Aida-Wedo Dorsa (Aida Wedo Dorsa) is a 450 km ridge system (dorsum) on Venus at 73N, 214E in quadrangle V-5, IAU-named in 1997 for the Haitian rainbow spirit.
AIDA64
AIDA64, formerly known as AIDA32, is a Windows system information and benchmarking utility released in 2010 by FinalWire of Budapest, Hungary, as the successor to EVEREST.
Aidan Borland
Aidan Gerald Borland (born 2007, Glasgow) is a Scottish central midfielder in Aston Villa's academy, on loan at Accrington Stanley; ex-Celtic youth, 2024/25 FA Youth Cup-winning U18 captain, Scotland U21 international.
Aidan Delbis
Aidan Delbis (born 2005 or 2006) is an American autistic actor from La Crescenta, California, whose feature debut is Don in Yorgos Lanthimos' Bugonia (2025) opposite Emma Stone and Jesse Plemons.
Aidan Gallagher
Aidan Gallagher (born 2003) is an American actor, singer-songwriter, and UNEP Goodwill Ambassador for North America (2018-2024), the youngest in the UN system. Known for Number Five in Netflix's The Umbrella Academy (2019-2024) and the Trees with Aidan campaign.
Aidan Gillen
Aidan Gillen (born Aidan Murphy, 1968), Irish actor known for Queer as Folk, The Wire's Tommy Carcetti, and Game of Thrones' Littlefinger; three-time IFTA winner and 2004 Tony nominee for The Caretaker.
Aidan Gomez
Aidan Gomez is a Canadian computer scientist who co-authored the 2017 transformer paper "Attention Is All You Need" and is the co-founder and CEO of Cohere.
Aidan Gould
Aidan Gould (born 1997, Columbus, Georgia) is an American actor, older brother of Modern Family star Nolan Gould. Known for playing Tom in Julia (2008) opposite Tilda Swinton and guest roles on CSI, Modern Family, iCarly, and Gilmore Girls.