| Main Entry: | backbone |
| Part of Speech: | noun |
| Definition: | spinal column of vertebrate |
Synonyms: |
base, basis, foundation, spine, support, vertebrae, vertebral column |
| Main Entry: | spine |
| Part of Speech: | noun |
| Definition: | backbone |
Synonyms: |
back, bone, chine, rachis, ridge, spinal column, vertebrae, vertebral column |