Definition of orthostatic in English:

orthostatic

adjective

  • 1Medicine
    Relating to or caused by an upright posture.

    • ‘Possible side effects include hypovolemia, orthostatic hypotension, and urinary loss of potassium and magnesium.’
    • ‘Many of the neurogenic etiologies of orthostatic hypotension are difficult to diagnose and treat, and neurologic consultation may be necessary.’
    • ‘A high prevalence of autonomic dysfunction, manifest as orthostatic hypotension and cardioinhibitory carotid sinus hypersensitivity has been shown in older people with dementia.’
    • ‘Patients with this condition are unable to compensate for the acute decrease in venous return that occurs with upright position, causing orthostatic hypotension.’
    • ‘On admission, the patient appeared cachectic and had orthostatic hypotension and tachycardia.’
  • 2Archaeology
    (of a stone) set on end.

    1. 2.1(of a structure) built of upright stones.

Pronunciation:

orthostatic

/ˌɔːθə(ʊ)ˈstatɪk/