Definition of lake (Entry 3 of 3)
: to cause (blood) to undergo a physiological change in which the hemoglobin becomes dissolved in the plasma
of blood : to undergo the process by which hemoglobin becomes dissolved in the plasma
laking (layk-ing) n. the physical or chemical treatment of blood to abolish the structure of the red cells and thus form a homogeneous solution. Laking is an important preliminary step in the analysis of haemoglobin or enzymes present in red cells.
Laked Blood is defibrinated blood that has been processed with freeze/thaw cycles to hemolyze the red blood cells. It is clear, red, and homogenous and provides many nutrients. It is useful for growing fastidious organisms due to its highly available nutrient contents.