bloodstream

noun

blood·stream | \ ˈbləd-ˌstrēm

Definition of bloodstream

1 : the flowing blood in a circulatory system

2 : a mainstream of power or vitality introduce into the economic bloodstream a large amount of money — Harper's

Examples of bloodstream in a Sentence

The drug is now entering the bloodstream.

Recent Examples on the Web

Studies in rats suggest that nicotine hits adolescent animals harder: young female rats that could press a lever to deliver nicotine directly into their bloodstreams took more hits of the stuff than adult rats did. — Rachel Becker, The Verge, "Is nicotine actually bad for you?," 10 Aug. 2018 The primary way your body keeps food particles, bacteria, and toxins—actual toxins—inside the intestines (and outside the bloodstream) is thanks to the intestinal membrane, which is lined with finger-like villi, Dr. Singh explains. — Sarah Jacoby, SELF, "Leaky Gut Syndrome Isn’t an Official Diagnosis, but the Symptoms Are Real," 19 Mar. 2019 That allowed D’Ortenzio and her colleagues to calculate how much lead would probably have been in the bloodstream of all four dead men. — Kiona N. Smith, Ars Technica, "Strands of hair shed light on doomed 19th-century Arctic expedition," 30 Sep. 2018 In a person’s lungs, the spores can transform into yeast and spread through the bloodstream to other body parts, according to the Centers for Disease Control and Prevention (CDC). — Sarah Klein, Health.com, "The Rescued Thai Soccer Team Is Being Monitored For 'Cave Disease' and Other Health Concerns," 10 July 2018 Landsteiner's Discoveries Studying earlier experiments with animals, scientists had noticed that these foreign bodies were broken up in the human bloodstream by hemoglobin, which resides on red blood cells and carries oxygen through the body. — David Grossman, Popular Mechanics, "What Different Blood Types Mean (And How To Find Out Yours)," 28 Dec. 2018 Immediately, our bloodstream is flooded with insulin. — Sandy Bauers, Philly.com, "Good fats, bad fats, and why the ketogenic diet matters," 13 July 2018 Overhydration can cause a condition known as hyponatremia, which happens when the sodium levels in your bloodstream become unusually low, leading to your cells becoming waterlogged. — Amy Marturana, SELF, "Here’s Exactly How Much Water You Should Drink Every Day," 2 Jan. 2019 And these drugs were discovered because researchers noticed that some African Americans had mutations on their PCSK9 genes that led them to have very low LDL cholesterol in their bloodstream. — Brian Resnick, Vox, "Genetics has learned a ton — mostly about white people. That’s a problem.," 27 Oct. 2018

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