Embolus
Pronunciation : Em"bo*lus
Part of Speech : n.;
Etymology : [L., fr. Gr. Emblem.]
Definition : 1. Something inserted, as a wedge; the piston or sucker of a pump or syringe.
2. (Med.)
Defn: A plug of some substance lodged in a blood vessel, being brought thither by the blood current. It consists most frequently of a clot of fibrin, a detached shred of a morbid growth, a globule of fat, or a microscopic organism.
pl. Emboli.
Source : Webster's Unabridged Dictionary, 1913