Thrombosis
Pronunciation : Throm*bo"sis
Part of Speech : n.
Etymology : [NL. See Thrombus.] (Med.)
Definition : Defn: 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. -- Throm*bot"ic, a.
Source : Webster's Unabridged Dictionary, 1913