coarctation

Definitions of coarctation
  1. noun
    tight or narrow compression
    synonyms: constriction
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    type of:
    compression, condensation, contraction
    the process or result of becoming smaller or pressed together
  2. noun
    (biology) a narrowing or constriction of a vessel or canal; especially a congenital narrowing of the aorta
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    type of:
    narrowing
    an instance of becoming narrow
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