Definition of subluxation in English:



  • 1Medicine
    A partial dislocation.

    ‘a subluxation associated with a fracture’
    mass noun ‘anterior subluxation’
    • ‘Pain or apprehension about the feeling of impending subluxation or dislocation indicates anterior glenohumeral instability.’
    • ‘Sometimes the fracture occurs at the base and the carpometacarpal joint, and there is the possibility of an associated dislocation or subluxation of the joint.’
    • ‘Recurrent anterior subluxations can also follow an acute dislocation.’
    • ‘Hip trauma generally is caused by either a direct blow to the upper thigh with impaction of the joint surfaces or a force on the extremity resulting in subluxation or dislocation of the hip.’
    • ‘It may be particularly useful in the pediatric population for diagnosis of hip joint subluxation and dislocation.’
    1. 1.1A slight misalignment of the vertebrae, regarded in chiropractic theory as the cause of many health problems.
      • ‘Four out of five chiropractors in the Toronto area had found serious problems with Judy's spine - specifically subluxations that needed chiropractic treatment.’
      • ‘Vertebrae or facet joints can present subluxation or dislocate.’
      • ‘For example, when a bony joint in the spine, called a vertebra, is out of place, it is called a vertebral subluxation.’
      • ‘The majority of the 36 injuries not detectable by MRI were skeletal abnormalities, including acute fracture, facet subluxation and vertebral subluxation.’
      • ‘Among Dr. Collins' professional interests are detection and correction of vertebral subluxation, and educating the public about the health benefits of chiropractic care.’


Late 17th century from modern Latin subluxatio(n-) (see sub-, luxate).