Phobos

n. one of the two moons of the planet Mars

Phobos, Greek for "fear", is the root word of phobia. It may also refer to:Phobos (mythology), one of the sons of Ares and Aphrodite in Greek mythology.Phobos (moon), the larger and innermost of Mars' two moons.Phobos program, consisting of two space probes, Phobos 1 and Phobos 2, sent to Mars by the Soviet Union.Phobos (known as Huitzil outside of Japan), a character in Capcom's fighting game series Darkstalkers.Phobos, the standard runtime library of the D programming language.Phobos, a name of a villain in W.I.T.C.H., the unrightful ruler of Meridian during the first saga.Phobos (physics) is a nuclear physics experiment.Project Phobos is a lightweight, scripting-friendly, web application environment running on the Java platform.Phobos (album), the ninth album released by Canadian metal/cyberpunk band Voivod.Phobos (Doctor Who audio) is an audio drama based on the television series Doctor Who.
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Phobos was a heavy ion collision experiment at Brookhaven National Laboratory's RHIC collider. All data is already collected and the experiment is in the data analysis stage as of March 2006. The name is chosen in memory of a previously rejected proposal by the same group called M.A.R.S. as Phobos is one of the moons of Mars.
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Noun
1. the larger of the two satellites of Mars
(hypernym) satellite

[Greek] Phobos ("fright") is the Greek personification of fear and terror. He is usually considered to be a son of Ares, and accompanying him in battle, instilling fear in all he saw. His brother of Deimos.