circulatory system

noun

: the system of blood, blood vessels, lymphatics, and heart concerned with the circulation of the blood and lymph

Example Sentences

Recent Examples on the Web My lab then invented the Liverchip, a living model of the liver grown inside tiny perforations on a silicon chip, nourished by its own circulatory system. BostonGlobe.com, 28 Oct. 2022 The musician in this scenario suffered from a rare medical ailment, and only this woman’s circulatory system could keep him alive. Monica Hesse, Washington Post, 3 Oct. 2022 The main symptom sets his study found include patients who primarily suffer from: Blood and circulatory system issues like heart failure, arrhythmias, and chest pain. Erin Prater, Fortune, 4 June 2022 Larger than her personal goal of winning the Gatorade player of the year, Corral-Blagojevich is the beating heart of Redondo Union’s circulatory system. Luca Evans, Los Angeles Times, 4 Sep. 2022 Also weird: Shrimp have an open circulatory system, so their organs just float in blood. Olivia Muenter, Woman's Day, 12 May 2022 Along with the kidneys, heat stroke can damage the circulatory system and brain, leading to heart disease or cognitive troubles later in life. Joanna Thompson, Scientific American, 11 Aug. 2022 The researchers mixed the synthetic fluid with pig blood into a series of pumps designed to control its flow and temperature throughout the circulatory system. Wired, 5 Aug. 2022 In terms of blood flow, your heart is constantly pumping blood through your circulatory system to deliver oxygen and nutrients. Tatiana Lampa, Good Housekeeping, 13 July 2022 See More

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

Word History

First Known Use

1862, in the meaning defined above

Time Traveler
The first known use of circulatory system was in 1862

Dictionary Entries Near circulatory system

Cite this Entry

“Circulatory system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/circulatory%20system. Accessed 30 Nov. 2022.

Kids Definition

circulatory system

noun

: the bodily system of blood, vessels, and heart concerned with the circulation of the blood and lymph

Medical Definition

circulatory system

noun

: the system of blood, blood vessels, lymphatics, and heart concerned with the circulation of the blood and lymph

More from Merriam-Webster on circulatory system

Last Updated: - Updated example sentences
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