Synonyms for spine

Noun

1. spinal column, vertebral column, spine, backbone, back, rachis, skeletal structure

usage: the series of vertebrae forming the axis of the skeleton and protecting the spinal cord; "the fall broke his back"

2. spur, spine, projection

usage: any pointed projection

3. spine, thorn, prickle, pricker, sticker, aculeus

usage: a sharp-pointed tip on a stem or leaf

4. spine, process, outgrowth, appendage

usage: a sharp rigid animal process or appendage; as a porcupine quill or a ridge on a bone or a ray of a fish fin