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English definition of “spine”

spine

noun [C] (POINT)    /spaɪn/
a long, sharp point like a needle growing out of an animal such as a hedgehog or a plant such as a cactusThe skin, hair and bone of non-human animalsParts of plants
(Definition of spine noun (POINT) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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