Definitions For Spine

noun

• 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 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 series of vertebrae forming the axis of the skeleton and protecting the spinal cord
• A small sharp-pointed tip resembling a spike on a stem or leaf
• Any sharply pointed projection
• The row of connected bones down the middle of the back
• A sharp, pointed part on an animal or plant
• Courage or strength of character