Hedgehog meaning

hĕjhôg, -hŏg
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A well fortified military position.
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Any of several small insectivorous mammals of the subfamily Erinaceinae, native to Eurasia and Africa and naturalized in New Zealand, having dense erectile spines covering the back and sides and characteristically rolling into a ball for protection.
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Any of several spiny animals, such as the porcupine, that are similar to the hedgehog.
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An obstacle used against tanks and landing craft, consisting of three crossed iron bars welded or bolted together.
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Any of several small insectivores (family Erinaceidae) of the Old World, with a shaggy coat and sharp spines on the back, which bristle and form a defense when the animal curls up.
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The American porcupine.
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A person regarded as being of a type that tends to see things in terms of a single, overarching viewpoint or philosophy.
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Small mammal, of the subfamily Erinaceinae, characterized by its spiny back and by its habit of rolling itself into a ball when attacked.
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A type of moveable military barricade made from crossed logs or steel bars, laced with barbed wire, used to damage or impede tanks and vehicles; Czech hedgehog.
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The nickname for a spigot mortar-type of depth charge weapon from World War II that simultaneously fires a number of explosives into the water to create a pattern of underwater explosions intended to attack submerged submarines.
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(Australia) A type of chocolate cake (slice), somewhat similar to an American brownie.
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An antisubmarine weapon consisting of several rows of mortar-like dischargers positioned to fire in a circular pattern ahead of a ship.
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Origin of hedgehog