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Antiqua et nova
Antiqua et nova, Latin for "old and new," is a Catholic doctrinal note on artificial intelligence issued by the Vatican in January 2025, holding that AI should complement, not replace, human intelligence.
Antiqua–Fraktur dispute
The Antiqua–Fraktur dispute (German Antiqua-Fraktur-Streit, also Frakturstreit) was a German debate over whether German should be printed in Fraktur or Antiqua, ended by a 1941 Nazi decree.
Antiquarian
Antiquarian (antiquary): a person who studies or collects old, valuable, or rare objects. From Latin antiquarius; a European scholarly tradition from the Renaissance that preceded and shaped archaeology.
Antique
Antique: a collectible object valued for age, rarity, quality, or beauty, commonly defined as at least 100 years old, distinct from vintage (20–99 years) and collectibles; covers identification, valuation, market size, and trade law.
Antique (band)
Antique, a Swedish-Greek Eurodance duo of Helena Paparizou and Nikos Panagiotidis formed in Gothenburg in 1999, fused Greek pop with Nordic dance beats, took third place at Eurovision 2001 with "(I Would) Die for You", and disbanded in 2003 before later reunions.
Antique (province)
Antique is a seahorse-shaped Philippine province on Panay Island's western coast, Western Visayas, with 18 municipalities, 643,173 people (2024), capital San Jose, and a PhP 82.31 billion GDP in 2025.
Antiques Roadshow
Antiques Roadshow: BBC appraisal format since 1979, also the PBS US version since 1997, where the public has heirlooms valued on camera by specialist appraisers; values are verbal approximations, not legal appraisals.
Antiquities Act
The Antiquities Act is a federal statute signed in 1906 that safeguards historic and natural resources on public lands. It authorizes the President to declare national monuments.
Antiquities of the Jews (Ἰουδαϊκὴ ἀρχαιολογία)
Antiquities of the Jews (Ἰουδαϊκὴ ἀρχαιολογία), or Jewish Antiquities, is Flavius Josephus's twenty-book Greek history of the Jewish people, published 93/94 CE, covering Creation to 66 CE and modeled on Dionysius of Halicarnassus.
Antiquities Preservation Law
The Antiquities Preservation Law (古物保存法) was a 1930 law of the Republic of China making buried antiquities state property and restricting excavation to government-run institutions.
Antiquorum
Antiquorum is a Geneva-based auction house specializing in modern and vintage timepieces, founded by Osvaldo Patrizzi in 1974 and known for pioneering the thematic single-brand watch sale.
Antireflection coating
An antireflection coating is a thin dielectric film or film stack that cancels reflections through destructive interference, used on camera and eyeglass lenses and on solar modules.
Antireflux surgery
Antireflux surgery is a group of operations, chiefly fundoplication, that reinforce the gastroesophageal barrier to treat gastroesophageal reflux disease when proton pump inhibitor therapy fails.
Antirepressor protein, C-terminal
Antirepressor protein, C-terminal: conserved carboxy-terminal domain (Bro-C) of small phage antirepressors such as P22 Ant, which bind phage repressors, block oligomerization or DNA binding, and trigger the lytic switch.
Antirestriction
Antirestriction: inhibition of bacterial Type I restriction-modification enzymes by mobile-element proteins ArdA, ArdB, and phage T7 Ocr; ArdA mimics 42 bp of B-form DNA, letting unmodified plasmid DNA evade restriction and aiding antibiotic resistance spread.
Antirhodos
Antirhodos, also spelled Antirrhodus, is a small submerged island in the Eastern Harbour of Alexandria, Egypt, part of the Ptolemaic royal quarter rediscovered in 1996.
Antirrhinum
Antirrhinum (snapdragons), a Mediterranean genus of Plantaginaceae with about 20-24 diploid species (2n=16), whose type species Antirrhinum majus is a leading model for flower development genetics, the ABC model, and bee-pollinated personate flowers.
Antirrhinum majus
Antirrhinum majus, the garden snapdragon (muflier), a Plantaginaceae species native to Spain and France, self-compatible, bee-pollinated, and a model plant in genetics with a 510 Mb genome.
Antisaccade task
The antisaccade task is an eye-movement test requiring a person to suppress a glance toward a sudden cue and look the opposite way, used as a clinical marker.
Antisana
Antisana (Antizana), a glacier-covered andesitic stratovolcano 50 km southeast of Quito, Ecuador, rising 5,753 m; last confirmed eruption 1801-02 (attribution disputed), source of most of southern Quito's drinking water.
Antischistosomal drugs
Antischistosomal drugs are medicines that kill schistosomes, the blood flukes that cause schistosomiasis. Treatment rests mainly on praziquantel, given as a single 40 mg/kg oral dose, with oxamniquine as a backup.
Antisemitism
Antisemitism is prejudice against or hatred of Jewish people, rooted in early Christian anti-Judaism and later secular economic, nationalist, and racial forms; it culminated in the Nazi Holocaust and persists today, with contested definitions like the IHRA working definition.
Antisemitism in Australia
Antisemitism in Australia: hostility toward Jews from colonial-era immigration discrimination through the post-October 2023 surge in incidents, the Bondi Beach 2025 massacre, and the royal commission response.
Antisemitism in Christianity
Antisemitism in Christianity is hostility toward Jews and Judaism expressed, justified, or transmitted by Christian churches and institutions, from supersessionism and the deicide charge to the Holocaust and its later repudiation.
Antisemitism in Europe
Antisemitism in Europe: hatred of Jews from early Christian anti-Judaism through medieval expulsions (England 1290, Spain 1492), 19th-century racial antisemitism, the Holocaust, and today's post-October 7 surge.
Antisemitism in Islam
Antisemitism in Islam covers anti-Jewish attitudes in Islamic texts, law, and modern Muslim politics, from the subordinate dhimmi status of Jews under classical rule to modern radical Islamist and Israel-related antisemitism, with survey data on Muslim populations.
Antisemitism in Poland
Antisemitism in Poland covers hostility toward Jews from the interwar period, the Holocaust, the 1946 Kielce pogrom, and the 1968 communist expulsion of about 15,000 Jews to present-day monitoring: 125 officially recorded hate crimes in 2024 versus 1,493 incidents documented by the Jewish Association Czulent.
Antisemitism in the Soviet Union
Antisemitism in the Soviet Union: official repudiation of antisemitism alongside suppression of Jewish religion and culture, Stalin's anti-cosmopolitan campaign and Doctors' Plot, informal quotas, the 1972 diploma tax, and post-Soviet legacy.
Antisemitism in the United States
Antisemitism in the United States: prejudice and discrimination against American Jews, tracked by the ADL Audit (since 1979) and FBI hate-crime data; record 9,354 incidents in 2024, 6,274 in 2025, deadly attacks including Pittsburgh's Tree of Life and the 2025 Capital Jewish Museum shooting.
Antisemitism on social media
Antisemitism on social media covers explicit and coded anti-Jewish hate on platforms like X, Facebook, Instagram, Telegram, and 4chan. It surged after 7 October 2023, evades automated moderation, and is monitored using the IHRA definition.