All articles A–Z

Alperen Şengün

Alperen Şengün, born in 2002, is a Turkish professional basketball center for the Houston Rockets, drafted 16th overall in 2021 and named an NBA All-Star in 2025.

Alpes Graiae, also Alpes Atrectianae, the Roman name for the western Alpine region around the Little St Bernard pass; merged with Vallis Poenina to form the province Alpes Graiae et Poeninae, seat at Axima (Aime).

Alpes Graiae et Poeninae (Roman province)

Alpes Graiae et Poeninae (Provincia Alpium Graiarum et Poeninarum) was a Gallo-Roman province of the Roman Empire covering parts of modern Switzerland and France, including Valais and Tarentaise.

Oct 20, 2026

Alpes Poeninae

Alpes Poeninae (Pennine Alps), Roman province around the Great St Bernard pass between Aosta and Martigny, with Vallis Poenina the upper Rhone valley; governed by procuratores, chief town Octodurum (Martigny), sanctuary of Jupiter Poeninus at the pass summit.

Alpes-Maritimes

Alpes-Maritimes (06) is a French Mediterranean department in Provence-Alpes-Côte d'Azur, prefecture Nice, created in 1860 from the County of Nice and the Grasse arrondissement; 1,128,418 inhabitants in 2023, 4,299 km², migration-driven growth.

Alpha (2018 film)

Alpha (2018) is a prehistoric survival adventure directed by Albert Hughes, starring Kodi Smit-McPhee as Keda, an Ice Age hunter who allies with a lone wolf; produced by Columbia Pictures and Studio 8, distributed by Sony Pictures.

Alpha (2025 film)

Alpha (2025) is Julia Ducournau's third feature, a France-Belgium body-horror drama about a 13-year-old girl whose tattoo sparks fears of a marble-inducing blood-borne disease; an AIDS allegory that premiered in Cannes 2025 competition.

Alpha (2026 film)

Alpha (2026) is a Hindi-language YRF Spy Universe action thriller directed by Shiv Rawail, starring Alia Bhatt, Sharvari, Anil Kapoor, and Bobby Deol; released 3 July 2026, distinct from Julia Ducournau's French film of the same name.

Alpha (The Walking Dead)

Alpha is the leader of the Whisperers in The Walking Dead comics and AMC series, mother of Lydia, real name Dee on television, played by Samantha Morton, killed by Negan in the comics.

Alpha (άλφα)

Alpha (άλφα, Α α) is the first letter of the Greek alphabet, adapted from Phoenician ʾaleph, "ox"; the Greeks turned its laryngeal consonant sign into the vowel /a/, and alpha came to mean beginning, one, and primacy.

Alpha amylase

Alpha amylase (EC 3.2.1.1), mainly GH13, is an endo-acting enzyme hydrolyzing internal α-1,4-glucosidic bonds in starch with retention of configuration; major industrial enzyme from Bacillus, also human salivary and pancreatic digestive enzyme.

Alpha and beta male

Alpha and beta male labels from animal dominance-hierarchy research, coined by Rudolf Schenkel in 1947 and popularized by David Mech's 1970 wolf book, later retracted; applied to human personality by the manosphere.

Alpha and Omega

"Alpha and Omega" (Greek: Α and Ω) is a divine title in the Book of Revelation, applied to God in 1:8 and 21:6 and to Christ in 22:13.

Alpha and Omega (film)

Alpha and Omega is a 2010 Lionsgate/Crest CGI-animated wolf comedy directed by Anthony Bell and Ben Gluck, starring Justin Long and Hayden Panettiere; it grossed $25.1 million and spawned direct-to-video sequels.

Alpha Arietis

Alpha Arietis, also called Hamal, is an orange giant star of spectral type K2, the brightest in Aries about 66 light-years away, with a confirmed planet discovered in 2011.

Alpha blocker

Alpha blockers (alpha-adrenergic antagonists) are drugs blocking alpha-1 receptors, used as second-line hypertension therapy and first-line drugs for BPH; examples include tamsulosin, silodosin, doxazosin, terazosin, alfuzosin, and prazosin.

Alpha Blondy

Alpha Blondy, stage name of Seydou Kone (born 1953, Dimbokro), is an Ivorian reggae singer and UN Messenger of Peace known for Jah Glory, Jerusalem, Masada, and multilingual African reggae.

Alpha Camelopardalis

Alpha Camelopardalis is a runaway O-type supergiant star in the constellation Camelopardalis, plowing through interstellar gas fast enough to produce an arc-shaped bow shock imaged in infrared light.

Alpha Canum Venaticorum

Alpha Canum Venaticorum, the brightest star in Canes Venatici, bears the proper name Cor Caroli and is an optical double of two spectroscopic binaries about 110 and 82 light-years away.

Alpha Centauri

Alpha Centauri, also known as Rigil Kent, is the nearest stellar system to the Sun, a triple system 4.36 light-years away in the southern constellation Centaurus.

Alpha Cephei

Alpha Cephei, also known as Alderamin, is the brightest star in the constellation Cepheus, a rapidly spinning A-type star about 49 light-years away that will become the pole star around 7500 AD.

Alpha Chi Omega (ΑΧΩ)

Alpha Chi Omega (ΑΧΩ), a National Panhellenic Conference women's fraternity founded October 15, 1885 by seven DePauw University music students; the 10th US women's fraternity, with 140+ collegiate chapters and a domestic violence awareness philanthropy.

Alpha Circini

Alpha Circini, officially named Xami since 2024, is a chemically peculiar A-type main-sequence star of magnitude 3.19 in the southern constellation Circinus, about 54 light-years away.

Alpha Coal Project

The Alpha Coal Project was a proposed open-cut thermal coal mine in the Galilee Basin of Central Queensland, Australia, planned with a 495 km railway but never built.

Alpha compositing

Alpha compositing combines images with alpha channels using Porter–Duff operators from the 1984 Porter–Duff paper; source-over is the default, with straight versus premultiplied alpha storage conventions.

Alpha Condé

Alpha Condé is a Guinean politician, born in 1938, who served as Guinea's first democratically elected president from 2010 until a military coup overthrew him in 2021.

Alpha Coronae Borealis

Alpha Coronae Borealis, officially named Alphecca and traditionally called Gemma, is the brightest star in Corona Borealis, an eclipsing binary about 75 light years away.

Alpha course

The Alpha course is a free series of group sessions introducing the Christian faith, built around a meal, a talk, and open discussion. Begun in London in 1977, it now runs in over 175 countries.