Scrabble Dictionary

Yes

Meaning of backbone

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1 definition found

From WordNet (r) 3.0 (2006) [wn]:

  backbone
      n 1: a central cohesive source of support and stability; "faith
           is his anchor"; "the keystone of campaign reform was the
           ban on soft money"; "he is the linchpin of this firm" [syn:
           {anchor}, {mainstay}, {keystone}, {backbone}, {linchpin},
           {lynchpin}]
      2: fortitude and determination; "he didn't have the guts to try
         it" [syn: {backbone}, {grit}, {guts}, {moxie}, {sand},
         {gumption}]
      3: the series of vertebrae forming the axis of the skeleton and
         protecting the spinal cord; "the fall broke his back" [syn:
         {spinal column}, {vertebral column}, {spine}, {backbone},
         {back}, {rachis}]
      4: 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; "the title and author were printed on the spine of
         the book" [syn: {spine}, {backbone}]
      5: the part of a network that connects other networks together;
         "the backbone is the part of a communication network that
         carries the heaviest traffic"

WordNet ® Princeton University. http://wordnet.princeton.edu