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to the backbone (1 synonym found)
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Definition of to the backbone:
(n) :
set of bones which connected make up the spine and spinal column and run down the middle of the back in vertebrate animals; any fundamental support, structure, or infrastructure
"before automobiles, railroads were a backbone of commerce."
Definition of to the backbone:
(n) :
set of bones which connected make up the spine and spinal column and run down the middle of the back in vertebrate animals; any fundamental support, structure, or infrastructure
"before automobiles, railroads were a backbone of commerce."