Backbone

usgb/ˈbækbəʊn/Volume
Left Definition 1 of 3Right
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Physical StructurePlay
Refers to the actual bones within the body, often mentioned in medical or injury contexts. SlideThe X-ray showed she had fractured her backbone.
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Not The SurfacePlay
Used to talk about the inner structure, not external back muscles or skin. SlideOld age can lead to issues with one's backbone due to osteoporosis.