(written as Algol)Noted variable star in the constellation Perseus, also called Beta Persei. Its brightness alters as two stars in orbit around each other cut each other’s light off from the Earth, making it an eclipsing binary Its brightness and the large amplitude of its variability, between magnitudes 2.3 and 3.5, make it a favourite observing target of amateur astronomers.
- noun a high-level programming language using algorithmic methods for mathematical and technical applications.
- Acronym for algorithmic language, an early high-level computer language for expressing algorithms. It served as the basis for pascal.