Spine

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Spine Meaning and Definition in Dictionary

Definitions from Wordnet 2.0


  • a sharp rigid animal process or appendage; as a porcupine quill or a ridge on a bone or a ray of a fish fin
  • the series of vertebrae forming the axis of the skeleton and protecting the spinal cord; "the fall broke his back"
  • a sharp-pointed tip on a stem or leaf
  • any pointed projection

Definitions from Wiktionary


  • the series of vertebrae forming the axis of the skeleton and protecting the spinal cord; "the fall broke his back" ,
  • any sharply pointed projection ,
  • a small sharp-pointed tip resembling a spike on a stem or leaf ,
  • the part of a book's cover that encloses the inner side of the book's pages and that faces outward when the book is shelved; "the title and author were printed on the spine of the book" ,
  • a sharp rigid animal process or appendage; as a porcupine quill or a ridge on a bone or a ray of a fish fin

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Spine Meaning and Definition in Wikipedia


The spine is a column of vertebrae in the back part of the torso (upper body). It is also called the backbone or vertebral column. There is a canal that runs through the length of the spine. Inside this canal is the spinal cord. Animals that have a spine are called vertebrates, and animals that don't have one are called invertebrates. Humans have a spine, so we are vertebrates.

The vertebral column is divided by doctors into 5 sections called regions. These 5 regions from top to bottom are:

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