throm·bo·sis /θrɑmˈbosəs, θrəm-/
血栓症
Throm·bo·sis n. Med. 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.
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thrombosis
n : the formation or presence of a thrombus (a clot of
coagulated blood attached at the site of its formation)
in a blood vessel