Shell

From Encyclopedia Jr, free information reference for Kids

Shell may refer to:

• Animal shell, such as that of a mollusk or turtle, egg, or a plant's nut
• Electron shell, describing the structure of electron configuration in atoms
• Shell (computing), a type of computer user interface (for example a Unix or a DOS shell)
• Shell (mathematics), a ring-like algebraic structure, under two binary operations, including their respective units (in which the additive unit is also a multiplicative zero), but not necessarily satisfying the associativity of either operation, nor the distributive law of either operation over the other
• Shell (projectile), a projectile shot from a gun or artillery
• Shell sort, a sorting algorithm
• Racing shell, a rowed watercraft
• Royal Dutch Shell (and/or its subsidiary Shell Oil Company), the world's largest energy corporation
• Electron shells in atomic physics
• On shell and off shell, quantum field theory
• Art Shell, an American Football coach
• Big Shell, an offshore decontamination facility in the videogame Metal Gear Solid 2: Sons of Liberty
• Shell Canada, a Canadian oil company
• Shell Thropp, a character from revisionist Gregory Maguire's books Wicked and Son of a Witch. His role is larger in the latter book.
• Shell (theater)
• Thin-shell structure, a method of building construction
• Shell Turbo Chargers, a defunct basketball team in the Philippines.

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