bloodstream
noun
blood·stream
ˈbləd-ˌstrēm 
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
Harper'sExamples of bloodstream in a Sentence
The drug is now entering the bloodstream.
Recent Examples on the Web
Native to southwest China, pandas spend up to 16 hours a day devouring bamboo, absorbing a genetic material called microRNA (miRNA) into their bloodstream, according to research published Friday in the journal Frontiers.
—Chris Lau, CNN, 28 Feb. 2025
If scuba divers don’t take precautions, the nitrogen bubbles in their bloodstream can cause decompression sickness.
—Mariette Williams, Essence, 25 Feb. 2025
Long spells of sitting in airports and on airplanes is a common story among patients who come to the ER with one or more clots in their legs — or worse, evidence that a clot has broken free and traveled through the bloodstream to lodge in the lungs, a serious condition called a pulmonary embolus.
—Arthur L. Kellermann, Forbes, 22 Feb. 2025
Symptoms usually begin as headache, nausea, vomiting and fever, but then can spread to neurological symptoms after the parasite leaves the bloodstream, enters muscle, migrates to peripheral nerves and into the spinal column and brain, doctors said.
—Irene Wright, Miami Herald, 21 Feb. 2025
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Chris Lau, CNN, 28 Feb. 2025
If scuba divers don’t take precautions, the nitrogen bubbles in their bloodstream can cause decompression sickness.
—Mariette Williams, Essence, 25 Feb. 2025
Long spells of sitting in airports and on airplanes is a common story among patients who come to the ER with one or more clots in their legs — or worse, evidence that a clot has broken free and traveled through the bloodstream to lodge in the lungs, a serious condition called a pulmonary embolus.
—Arthur L. Kellermann, Forbes, 22 Feb. 2025
Symptoms usually begin as headache, nausea, vomiting and fever, but then can spread to neurological symptoms after the parasite leaves the bloodstream, enters muscle, migrates to peripheral nerves and into the spinal column and brain, doctors said.
—Irene Wright, Miami Herald, 21 Feb. 2025
See All Example Sentences for bloodstream
Cite this Entry
“Bloodstream.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bloodstream. Accessed 13 Mar. 2025.
Copy CitationKids Definition
bloodstream
noun
blood·stream
-ˌstrēm
: the flowing blood in a living thing with a circulatory system
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