| the plasma or liquid portion of human blood. |

| blood plasma n. The pale yellow or gray-yellow, protein-containing fluid portion of the blood in which the blood cells and platelets are normally suspended. |
blood plasma n.
The yellow or gray-yellow, protein-containing fluid portion of blood in which the blood cells and platelets are normally suspended.
| blood plasma
The clear, liquid part of the blood, composed mainly of water and proteins, in which the blood cells are suspended. The blood plasma of mammals also contains platelets. |