• A type of break in a bone caused by pressure and in which the bone collapses. Compression fractures usually occur in the spine (backbone) and in bones made weak by cancer or by osteoporosis (a decrease in bone mass and density).
  NCI Dictionary of Cancer Terms
  U.S. National Cancer Institute, 2021
• A type of fracture in which the bone is crushed, causing the broken bone to be wider or flatter in appearance.
  Human Phenotype Ontology (HPO)
  The Human Phenotype Ontology Project, 2021
• Compression-induced traumatic break, and resulting collapse, of a short bone.
  NCI Thesaurus
  U.S. National Cancer Institute, 2021
• The collapse of a bone, most often a bone in the spine (vertebra).
  Harvard Dictionary of Health Terms
  Harvard Medical Publishing, 2011
• (fractures, compression) Crumbling or smashing of cancellous BONE by forces acting parallel to the long axis of bone. It is applied particularly to vertebral body fractures (SPINAL FRACTURES). (Blauvelt and Nelson, A Manual of Orthopedic Terminology, 1994, p4)
  NLM Medical Subject Headings
  U.S. National Library of Medicine, 2021