| What does shell mean? |
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ammunition consisting of a cylindrical metal casing containing an explosive charge and a projectile; fired from a large gun
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the material that forms the hard outer covering of many animals
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hard outer covering or case of certain organisms such as arthropods and turtles
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the hard usually fibrous outer layer of some fruits especially nuts
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the exterior covering of a bird's egg
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a rigid covering that envelops an object
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a very light narrow racing boat
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the housing or outer covering of something
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a metal sheathing of uniform thickness (such as the shield attached to an artillery piece to protect the gunners)
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the hard largely calcareous covering of a mollusc or a brachiopod
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