Definition of distal in English:

distal

adjective

Anatomy
  • 1Situated away from the centre of the body or from the point of attachment.

    ‘the distal end of the tibia’
    The opposite of proximal
    • ‘Retinal prostheses are only viable if the visual pathway distal to the retina is intact and functional.’
    • ‘The stomach and small bowel were dilated due to there being colonic atresia just distal to the cecum.’
    • ‘This disorder occurs because of median nerve entrapment distal to the elbow.’
    • ‘In the presence of an arterial stenosis, a reduction in pressure occurs distal to the lesion.’
    • ‘This section passes through the upper third of the forearm distal to the insertion of the arm muscles.’
    1. 1.1Geology
      Relating to or denoting the outer part of an area affected by geological activity.
      ‘the distal zone is characterized by pyroclastic flow deposits’
      • ‘Wonoka units 4 and 5 include distal turbidites and are of relatively deep water origin.’
      • ‘The spherules in South Greenland are the first distal impact ejecta recognized in mid-Precambrian strata.’
      • ‘In distal areas, a layered sedimentary unit appears under the chaotic unit.’
      • ‘Similar laminated deposits are formed in more distal periglacial lakes.’
      • ‘These often overlie distal bayhead delta mouthbar facies, and commonly have a sharp erosive base.’

Origin

Early 19th century: from distant, on the pattern of words such as dorsal.

Pronunciation:

distal

/ˈdɪst(ə)l/