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Alpha / ˈ æ l f ə / [1] (uppercase Α, lowercase α) [a] is the first letter of the Greek alphabet. In the system of Greek numerals , it has a value of one. Alpha is derived from the Phoenician letter aleph , which is the West Semitic word for " ox ". [ 2 ]
The Greek alphabet has been used to write the Greek language since the late 9th or early 8th century BC. [2] [3] It was derived from the earlier Phoenician alphabet, [4] and is the earliest known alphabetic script to have developed distinct letters for consonants as well as vowels. [5]
Generation Alpha (often shortened to Gen Alpha) is the demographic cohort succeeding Generation Z.While researchers and popular media generally identify early 2010s as the starting birth year and the mid-2020s as the ending birth years, these ranges are not precisely defined and may vary depending on the source (see § Date and age range definitions).
Millennials and Gen Zers with Gen Alpha siblings have made videos on TikTok defining some of the new key terms to know: “Sigma,” for example, means someone who is cool or a leader, kids said.
In physics, the fine-structure constant, also known as the Sommerfeld constant, commonly denoted by α (the Greek letter alpha), is a fundamental physical constant which quantifies the strength of the electromagnetic interaction between elementary charged particles.
Alpha Centauri (α Centauri, α Cen, or Alpha Cen) is a triple star system in the southern constellation of Centaurus. It consists of three stars: Rigil Kentaurus (α Centauri A), Toliman (α Centauri B), and Proxima Centauri (α Centauri C). [14] Proxima Centauri is the closest star to the Sun at 4.2465 light-years (1.3020 pc).
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Alpha, a wolf character in the animated film Storks; Alpha, the lead dog from the 2009 animated film Up; Alpha Trion, an autobot character in The Transformers; Alpha, a fictional computer in Mike Walker's radio play Alpha; Alpha Lexa, a character from Ryan's World; Alpha, the main antagonist of Xenoblade Chronicles 3: Future Redeemed