[ em-buh-luh s ]
/ ˈɛm bə ləs /

noun, plural em·bo·li [em-buh-lahy] /ˈɛm bəˌlaɪ/. Pathology.

undissolved material carried by the blood and impacted in some part of the vascular system, as thrombi or fragments of thrombi, tissue fragments, clumps of bacteria, protozoan parasites, fat globules, or gas bubbles.

Origin of embolus

1660–70; < Latin: piston < Greek émbolos stopper, equivalent to em- em-2 + bólos a throw, akin to bállein to throw
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for embolus

British Dictionary definitions for embolus

/ (ˈɛmbələs) /

noun plural -li (-ˌlaɪ)

material, such as part of a blood clot or an air bubble, that is transported by the blood stream until it becomes lodged within a small vessel and impedes the circulationCompare thrombus

Word Origin for embolus

C17: via Latin from Greek embolos stopper, from emballein to insert, from ballein to throw; see emblem
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for embolus

[ ĕmbə-ləs ]

n. pl. em•bo•li (-lī′)

A mass, such as an air bubble, detached blood clot, or foreign body, that travels in the bloodstream and lodges in a blood vessel, thus serving to obstruct or occlude such a vessel.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for embolus

[ ĕmbə-ləs ]

Plural emboli (ĕmbə-lī)

See embolism.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.