Algol

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Al·gol

 (ăl′gŏl′, -gôl′)
n.
A binary, eclipsing variable star in the constellation Perseus, almost as bright as Polaris.

[Arabic (ra's) al-ġūl, (head) of the ghoul : al-, the + ġūl, ghoul (so called because the star was considered to represent the head of Medusa held by Perseus); see ġwl in Semitic roots.]

Algol

(ˈælɡɒl)
n
(Astronomy) the second brightest star in Perseus, the first known eclipsing binary. Visual magnitude: 2.2–3.5; period: 68.8 hours; spectral type (brighter component): B8V
[C14: from Arabic al ghūl the ghoul]

Algol

(ˈælɡɒl)
n
(Computer Science) a computer programming language designed for mathematical and scientific purposes; a high-level language
[C20 alg(orithmic) o(riented) l(anguage)]

Al•gol

(ˈæl gɒl, -gɔl)

n.
a second-magnitude star in the constellation Perseus: the first known and most famous eclipsing binary star.
[1350–1400; Middle English < Arabic, =al the + ghūl ghoul]

ALGOL

(ˈæl gɒl, -gɔl)

n.
a computer language in which information is expressed in algebraic notation and according to the rules of Boolean algebra.
[1955–60; algo(rithmic)l(anguage)]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Algol - the second brightest star in PerseusAlgol - the second brightest star in Perseus; the first known eclipsing binary
Perseus - a conspicuous constellation in the northern hemisphere; between Auriga and Cassiopeia and crossed by the Milky Way
2.ALGOL - (from a combination of ALGOrithmic and Language); a programming language used to express computer programs as algorithms
algebraic language - an algorithmic language having statements that resemble algebraic expressions
References in periodicals archive ?
Finally, whenever observing in Perseus, take a few minutes to look at Algol, Beta Persei, the winking demon.
Mercedes Richards and her colleagues from Pennsylvania State University in State College recorded radio waves from flares spewing from two nearby star systems, Beta Persei and V711 Tauri.
That was Beta Persei, better known as Algol (from an Arabic word meaning "the ghoul," because it represented the head of the monster Medusa in the constellation).