is·​che·​mia | \ i-ˈskē-mē-ə How to pronounce ischemia (audio) \

Definition of ischemia

: deficient supply of blood to a body part (such as the heart or brain) that is due to obstruction of the inflow of arterial blood

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Other Words from ischemia

ischemic \ i-​ˈskē-​mik How to pronounce ischemia (audio) \ adjective

Examples of ischemia in a Sentence

Recent Examples on the Web The relative ischemia, or lack of blood flow, can have different effects. Anne R. Crecelius, The Conversation, "When working out makes you sick to your stomach: What to know about exercise-induced nausea," 29 Dec. 2020 Yet white people are more likely than Blacks to get a medical procedure for a severe form of PAD called critical limb ischemia. Joe Carlson, Star Tribune, "COVID widens racial gap in Minnesota's health care system," 14 Sep. 2020 Reports are emerging of ischemia in the fingers and toes—a reduction in blood flow that can lead to swollen, painful digits and tissue death. Meredith Wadman, Science | AAAS, "How does coronavirus kill? Clinicians trace a ferocious rampage through the body, from brain to toes," 17 Apr. 2020 His research focuses on cardiovascular health, especially a condition known as ischemia — blockages in arteries and other blood vessels, a problem that can lead to strokes and death. Los Angeles Times, "In Oaxaca, this scientist is a hometown boy made good. The U.S. says he’s a Russian spy," 10 Apr. 2020 So far, only three treatments have earned conditional approval: one for spinal-cord injury, one for heart disease and one for critical limb ischemia, a painful condition characterized by reduced blood flow to the extremities. David Cyranoski, Scientific American, "Stem Cells 2 Go," 14 Nov. 2019 One model fingered ischemia—a poor blood supply to the heart—which doctors know is often codiagnosed with heart failure. Matthew Hutson, Science | AAAS, "No coding required: Companies make it easier than ever for scientists to use artificial intelligence," 31 July 2019 Decreased blood flow to the brain can create a myriad of health problems including brain ischemia, which can cause blindness, speaking impairments and unconsciousness. Deasia Paige, Detroit Free Press, "Study: Your necktie could be reducing blood flow to your brain," 9 July 2018 During recovery, Malec developed ischemia of her limbs — a lack of blood supply to certain parts of the body, according to SWNS. Nicole Darrah, Fox News, "Mom has arm, fingers, both legs cut off after doctors failed to spot deadly disease," 11 Mar. 2018

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

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First Known Use of ischemia

1855, in the meaning defined above

History and Etymology for ischemia

New Latin ischaemia, from ischaemus styptic, from Greek ischaimos, from ischein to restrain (akin to Greek echein to hold) + haima blood — more at scheme entry 1

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Time Traveler for ischemia

Time Traveler

The first known use of ischemia was in 1855

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Statistics for ischemia

Last Updated

6 Jan 2021

Cite this Entry

“Ischemia.” Dictionary, Merriam-Webster, Accessed 25 Jan. 2021.

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More Definitions for ischemia


variants: or chiefly British ischaemia \ is-​ˈkē-​mē-​ə How to pronounce ischemia (audio) \

Medical Definition of ischemia

: deficient supply of blood to a body part (as the heart or brain) that is due to obstruction of the inflow of arterial blood (as by the narrowing of arteries by spasm or disease)

Other Words from ischemia

ischemic or chiefly British ischaemic \ -​mik How to pronounce ischemia (audio) \ adjective
ischemically or chiefly British ischaemically \ -​mi-​k(ə-​)lē How to pronounce ischemia (audio) \ adverb

More from Merriam-Webster on ischemia

Britannica English: Translation of ischemia for Arabic Speakers Encyclopedia article about ischemia

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