Definitions English

  • The vertebrate spine or spinal column.
  • Something, such as the keel of a ship, that resembles a backbone.
  • A main support or major sustaining factor: the backbone of a thesis.
  • Geology A ridge forming the principal axis of a mountain.
  • Geology The principal mountain ridge, range, or system of a region.
  • Chemistry The main chain of atoms in a polymer.
  • Strength of character; determination: displayed grit and backbone in facing adversity.