noun. 1. a difference in electric potential between two exteriors or two sides of one exterior due to chemical activity. Polarization takes place typically in living cells, like muscle cells and neurons, that preserve a positive charge on one side of the plasma membrane and a negative charge on the other side. 2. a condition wherein light waves progress in parallel paths on one plane.
POLARIZATION: "Numerous studies have been done on the polarization of lithium-ion batteries."