n. The formation of thrombi in the blood vessels of a living organism, causing obstruction of the circulation.
the GNU version of the Collaborative International Dictionary of English
n. The obstruction of a blood vessel by a clot formed at the site of obstruction; -- distinguished from embolism, which is produced by a clot or foreign body brought from a distance.
The Century Dictionary and Cyclopedia
n. The coagulation of the blood in a blood-vessel or in the heart during life; the formation or existence of a thrombus. See thrombus .
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the formation or presence of a thrombus (a clot of coagulated blood attached at the site of its formation) in a blood vessel
Word Usage
"No doubt someone mentioned the notion of everyone responsible for such an assinine idea being sued into oblivion by passengers who end up with deep vein thrombosis or sicking up all over themselves or wetting the seat or ... whatever."