Algol

['ælgɑl]

(noun.) (from a combination of ALGOrithmic and Language); a programming language used to express computer programs as algorithms.

(noun.) the second brightest star in Perseus; the first known eclipsing binary.

Edited by Jonathan--From WordNet

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

Edited by Astor