bloodstream

American  

[bluhd-streem] / ˈblʌdˌstrim /

noun

1. the blood flowing through a circulatory system.

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bloodstream British  

/ ˈblʌdˌstriːm /

noun

1. the flow of blood through the vessels of a living body

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Etymology

Origin of bloodstream

First recorded in 1870–75; blood + stream

Example Sentences

This pattern suggests that shared signals, possibly factors circulating in the bloodstream, help coordinate aging throughout the body.

From Science Daily

Previously, scientists believed that changes in the glycocalyx of blood vessel walls were mainly responsible for allowing immune cells to pass from the bloodstream into surrounding tissues.

From Science Daily

Some of these bacterial products also enter the bloodstream, where they can influence other organs.

From Science Daily

Although it was not directly tested in this study, one possible explanation involves lactate, which increases in the bloodstream during intense exercise.

From Science Daily

Activating it too early could allow the bacteria to grow in oxygen-rich areas such as the bloodstream, which would be unsafe.

From Science Daily