Part of a book or a skeleton (5)
I believe the answer is:
spine
(Other definitions for spine that I've seen before include "Line of vertebrae" , "Part of a book" , "Vertebrae, complete" , "Backbone" , "Series of vertebrae" .)
I believe the answer is:
spine
(Other definitions for spine that I've seen before include "Line of vertebrae" , "Part of a book" , "Vertebrae, complete" , "Backbone" , "Series of vertebrae" .)