septic shock

noun

: a severe form of sepsis that is associated with profound, life-threatening circulatory, cellular, and metabolic abnormalities, that is marked especially by increased capillary permeability and vasodilation resulting in persistent, dangerously low blood pressure and reduced blood flow despite fluid administration, and that leads to multiple organ failure
By many estimates, sepsis—and its most severe form, septic shock—is the leading cause of death for intensive care patients in the U.S. and the 10th most common cause of death for everyone else in the country.Maryn McKenna

Examples of septic shock in a Sentence

Recent Examples on the Web
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Ashburnham, who was 42 at the time, then went into septic shock as her organs began shutting down. Lexi Lane, PEOPLE, 16 May 2026 In those cases, staph can lead to blood infections, pneumonia, heart failure or stroke, or bone and joint infection and life-threatening conditions like sepsis and septic shock. Saman Shafiq, USA Today, 13 May 2026 Ultimately, septic shock was what caused her death, which prematurely ended the battle that Fang Klein and her family were about to wage. David John Chávez, Mercury News, 19 Apr. 2026 Several cheetahs went into septic shock and died during a monsoon. Chas Newkey-Burden, TheWeek, 15 Apr. 2026 See All Example Sentences for septic shock

Word History

First Known Use

1906, in the meaning defined above

Time Traveler
The first known use of septic shock was in 1906

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Cite this Entry

“Septic shock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/septic%20shock. Accessed 21 May. 2026.

Medical Definition

septic shock

noun
: a severe form of sepsis that is associated with profound, life-threatening circulatory, cellular, and metabolic abnormalities, is marked especially by increased capillary permeability and vasodilation resulting in persistent, dangerously low blood and reduced blood flow pressure despite fluid administration, and that leads to multiple organ failure
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