Definition of coarctation in English:

coarctation

noun

Medicine
  • [mass noun] Congenital narrowing of a short section of the aorta.

    ‘coarctation of the aorta’
    [count noun] ‘a freshly dilated coarctation’
    • ‘The aortic arch was not hypoplastic, and no evidence for coarctation was noted.’
    • ‘In all likelihood the coarctation was present at birth.’
    • ‘These anomalies include patent ductus arteriosus, vascular ring, and coarctation of aorta.’
    • ‘Peripheral pulses (radial and femoral) also should be measured for rate and rhythm and to rule out coarctation of the aorta.’
    • ‘Now he had a coarctation of the aorta and would probably need major surgery.’
    • ‘The coarctation forces the heart to pump harder to get blood through the aorta and on to the rest of your body.’

Origin

Late Middle English: from Latin coarctatio(n-), from the verb coarctare (see coarctate).

Pronunciation:

coarctation

/ˌkəʊɑːkˈteɪʃ(ə)n/