Definition of "blood plasma" [blood plasma]

• The pale yellow or gray-yellow, protein-containing fluid portion of the blood in which the blood cells and platelets are normally suspended. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Using Goldenberg’s theories and Gupta’s medical training, the unlikely duo proposed treating autism with a procedure called intravenous immunoglobulin IVIG, during which the combined blood plasma of hundreds, and sometimes thousands, of donors is injected directly into the bloodstream."