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backbone

backbone

9 3.0
The row of bones that runs down the middle of the back and supports the body
  • noun
  • /ˈbækˌboʊn/
translation icon : columna vertebral
  • Cloud Peak was the tallest of the dozen or so jagged granite mountains that formed the backbone of the range.

Examples

  • You make a deep slit down the back of the bird all the way from the neck down to the tail to expose the backbone.

  • How do you manage to stand upright without a backbone?

  • - Part of the backbone of a whale.

  • I could see the prints of his ribs where they start around his backbone and curve down and around.

    Fiction book (1997)
  • In the 1940s, jute cultivation became the backbone of the local economy.

    Academic text (2002)
  • The backbone of a whale is made up of many vertebrae that support its massive body.

  • Birds have a flexible backbone that helps them balance while flying.

  • The doctor explained that a strong backbone is crucial for maintaining good posture.

Synonyms

spine
vsbackbone
218 1.1

The long set of bones down the middle of the back that protect the spinal cord

is the more informal common word stressing support and protection
spinal column
vsbackbone
  • Specialized
10 3.2

A row of bones from the head to the lower back that protect the cord of nerves inside

is the common informal name emphasizing body support not precise extent
vertebral column
vsbackbone
  • Specialized
1 4.3

A row of bones running down the middle of the back that protects the spinal cord

is the broader, less technical label focused on support and protection
rachis
vsbackbone
  • Specialized
9.9

A series of bones that form the backbone and protect the spinal cord

is the everyday label stressing support rather than technical naming

Idioms

32 3.4

The main part that supports a system or group

to the backbone
  • Informal
7.1

Completely loyal and firm, not willing to change

Surface Forms

backbone singular
backbones plural

Morphology

backbone = back + bone (transparent) = back + bone

Direct compound of 'back' + 'bone' referring to the vertebral column; meaning is literal and easily derived.

Etymology

The word backbone is simply the combination of back and bone, meaning 'back' and 'bone'. It names the row of bones that runs down your back and gives the body its main support.