artificial blood

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.

Origin:
1970–75

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Example sentences
Artificial blood will not be available any time soon, and the need for donations will remain acute for the foreseeable future.
Another type of fluorocarbon is used in many medical applications, including artificial blood.
It would probably have a fishy taste, faintly metallic from the artificial blood.
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