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

That really lit a fire under the artificial blood researchers.

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

Next, Lian said, the team will collaborate with industry partners to advance the artificial blood brain barrier and begin testing various drugs.

From Science Daily • Mar. 21, 2024

I mean that the artificial blood pumped by mechanical hearts through the brains of the Heads—yes, and that is now being pumped through my own!" cried Spiro bitterly—"is manufactured from human blood.

From The Heads of Apex by Weiss, George Henry

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