'Coarctation' definitions:
Definition of 'coarctation'
(from WordNet)
noun
Tight or narrow compression [syn: constriction, coarctation]
noun
(biology) a narrowing or constriction of a vessel or canal; especially a congenital narrowing of the aorta
Definition of 'Coarctation'
From: GCIDE
- Coarctation \Co`arc*ta"tion\, n. [L. coarctatio.]
- 1. Confinement to a narrow space. [Obs.] --Bacon. [1913 Webster]
- 2. Pressure; that which presses. [Obs.] --Ray. [1913 Webster]
- 3. (Med.) A stricture or narrowing, as of a canal, cavity, or orifice. [1913 Webster]