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   Back·bone

   /ˈbakˌbōn/

   

   noun

   • 1. the series of vertebrae extending from the skull to the pelvis; the spine: "prickles of sweat broke out along her backbone" Similar spinespinal columnvertebral columnvertebraebacktechnical:dorsumrachis
   • ▪ the spine of a book. US
   • ▪ the main chain of a polymeric molecule.
   • 2. the chief support of a system or organization; the mainstay: "these firms are the backbone of our industrial sector" Similar mainstaycornerstonefoundationchief supportbuttresspillarsinews
   • ▪ strength of character; firmness: "he has the backbone to see us through this difficulty" Similar strength of characterstrength of willfirmness of purposefirmnessresolutionresolvedeterminationfortitudemettlemoral fiberspinesteelnervespiritpluckpluckinesscouragecourageousnessbraverybravenessvalormanlinessinformal:gutsspunkgritbottlevulgar slang:ballsOpposite weakness
   • 3. a high-speed, high-capacity digital connection which forms the axis of a local or wide area network.

   Scrabble Points: 18

   • B

     3

   • A

     1

   • C

     3

   • K

     5

   • B

     3

   • O

     1

   • N

     1

   • E

     1

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