Definition of algol Algol

/æˈlgɑl/ - [atlgal] - Al•gol

We found 6 definitions of algol from 5 different sources.

What does algol mean?

Noun
algol - the second brightest star in Perseus; the first known eclipsing binary
algol - (from a combination of ALGOrithmic and Language); a programming language used to express computer programs as algorithms

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algol (n.)
A fixed star, in Medusa's head, in the constellation Perseus, remarkable for its periodic variation in brightness.

algol
A wonderful variable star in Perseus, which goes through its changes in about two days and twenty-one hours.

Algol, also known as the Demon Star, is a bright star in the Perseus constellation. It is one of the best known double stars that can only be seen in spectroscopes, the first star of its type discovered, and one of the first variable stars to be discovered before it explodes. Algol is made of three stars (Beta Persei A, B and C) and the brightest is Persei A. These stars partly eclipse each other every 2 days, 20 hours and 49 minutes for 10 hours.