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artificial blood

American

noun

a chemical emulsion, capable of carrying oxygen and carbon dioxide, for temporary use as a blood substitute in medical emergencies or when a patient objects to blood transfusions on religious grounds.

Etymology

Origin of artificial blood

First recorded in 1970–75

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In recent demonstrations, teams of tiny magnetic robots—each about the size of a grain of sand—cleared blockages in artificial blood vessels by forming chains to push through the obstructions.

From The Wall Street Journal • Nov. 1, 2025

On a recent episode of What Next, host Mary Harris spoke to Twilley about the bleeding edge of artificial blood research and why we need more blood in the first place.

From Slate • Sep. 1, 2025

Now, researchers have found a way to bridge the gap between in vitro and in vivo research: artificial blood vessels.

From Science Magazine • Jun. 5, 2024

Because the artificial blood used in the system is clear, it also allows direct visualization of the procedure.

From Science Daily • Jan. 10, 2024

Similar ideas inspire the worldwide savage custom of making an artificial "blood brotherhood" by mingling the blood of the contracting parties.

From Myth, Ritual and Religion — Volume 1 by Lang, Andrew

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023