Definitions for: Backbone


[n] a computer network that connects other computer networks
[n] (informal) fortitude and determination; "he didn't have the guts to try it"
[n] the series of vertebrae forming the axis of the skeleton and protecting the spinal cord; "the fall broke his back"
[n] a central cohesive source of support and stability; "faith is his anchor"; "he is the linchpin of this firm"



Webster (1913) Definition: Back"bone", n. [2d back,n.+ bone. ]
1. The column of bones in the back which sustains and gives
firmness to the frame; the spine; the vertebral or spinal
column.

2. Anything like, or serving the purpose of, a backbone.

The lofty mountains on the north side compose the
granitic axis, or backbone of the country. --Darwin.

We have now come to the backbone of our subject.
--Earle.

3. Firmness; moral principle; steadfastness.

Shelley's thought never had any backbone. --Shairp.

To the backbone, through and through; thoroughly; entirely.
``Staunch to the backbone.'' --Lord Lytton.

Synonyms: anchor, back, grit, gumption, guts, linchpin, lynchpin, mainstay, moxie, rachis, sand, spinal column, spine, vertebral column

See Also: axial skeleton, canalis vertebralis, chine, coccyx, computer network, fortitude, intervertebral disc, intervertebral disk, notochord, skeletal structure, spinal canal, support, tail bone, vertebra, vertebral canal

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