A variable star in the constellation Perseus, regarded as the prototype of eclipsing binary stars.
Origin
From Arabic al ġūl 'the ghoul'.
ALGOL2
/ˈalɡɒl /
noun[mass noun]
An early high-level computer programming language devised to carry out scientific calculations.Out of this enthusiasm for string-rewriting grew classical computer languages like Algol - 60....
Among his achievements in his career in industry and academia, is the development of the first commercial compiler for the programming language Algol 60.
He should be remembered for many things but the thing often missed is that he developed the stack model of computation which he employed in his version of Algol 60.
Origin
1950s: from algo(rithmic) + the initial letter of language.