coarctation

English Thesaurus

1. (biology) a narrowing or constriction of a vessel or canal; especially a congenital narrowing of the aorta (noun.attribute)

hypernym	:	narrowing,
definition	:	an instance of becoming narrow (noun.attribute)

domain category	:	biological science, biology,
definition	:	the science that studies living organisms (noun.cognition)

2. tight or narrow compression (noun.event)

hypernym	:	compression, condensation, contraction,
definition	:	the process or result of becoming smaller or pressed together (noun.event)

derivation	:	constrict, constringe, narrow,
definition	:	become tight or as if tight (verb.change)

derivation	:	constrict, constringe, narrow,
definition	:	become tight or as if tight (verb.change)