Noun Definition
backbone
1.Definition: a central cohesive source of support and stability
Related Noun(s):anchor, keystone, linchpin, lynchpin, mainstay
Category: General2.Definition: fortitude and determination
Category: General3.Definition: 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
Related Noun(s):spine
Category: Objects4.Definition: the part of a network that connects other networks together
"The backbone is the part of a communication network that carries the heaviest traffic"
Category: Objects5.Definition: the series of vertebrae forming the axis of the skeleton and protecting the spinal cord
Category: General