em·​bo·​lus | \ ˈem-bə-ləs How to pronounce embolus (audio) \
plural emboli\ ˈem-​bə-​ˌlī How to pronounce embolus (audio) \

Definition of embolus

: an abnormal particle (such as an air bubble) circulating in the blood — compare thrombus

Examples of embolus in a Sentence

Recent Examples on the Web The surgeon removed the cement embolus and repaired the man’s right atrium. Bruce Y. Lee, Forbes, 6 Oct. 2021 Out of the next 83 Covid-19 patients Fowkes’ team autopsied, only one had died from a pulmonary embolus. Emma Yasinski Undark, Smithsonian Magazine, 28 Oct. 2020 Spider intromitta are called palpal organs, and each is tipped with a hard structure called an embolus. Emily Willingham, Wired, 22 Sep. 2020 New England’s David Andrews, hospitalized with blood clot, will need time before possible safe return Andrews is the third NFL lineman to have a scare from a pulmonary embolus. San Diego Union-Tribune, 27 Aug. 2019 There are different types and causes of pulmonary embolus. San Diego Union-Tribune, 25 July 2019 Bengals guard Chris Boling announced his retirement this month due to a pulmonary embolus discovered after last season. San Diego Union-Tribune, 25 July 2019 Her symptoms seemed to suggest a possible blood clot but with an IVC filter in place, the likelihood of her having a dangerous pulmonary embolus, or blockage, was quite low. Philly.com, 24 June 2018 Mueller, William — March 2, 1928: Mueller, a motor policeman, died of an embolus while investigating a hit-and-run accident. Indianapolis Star, 6 July 2014 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'embolus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of embolus

1859, in the meaning defined above

History and Etymology for embolus

New Latin, from Greek embolos wedge-shaped object, stopper, from emballein

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Time Traveler for embolus

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The first known use of embolus was in 1859

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Cite this Entry

“Embolus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/embolus. Accessed 18 Aug. 2022.

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More Definitions for embolus


em·​bo·​lus | \ ˈem-bə-ləs How to pronounce embolus (audio) \
plural emboli\ -​ˌlī How to pronounce embolus (audio) \

Medical Definition of embolus

: an abnormal particle (as an air bubble) circulating in the blood — compare thrombus

More from Merriam-Webster on embolus

Britannica.com: Encyclopedia article about embolus


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