dielectrolysis
- n the motion of charged particles in a colloid under the influence of an electric field; particles with a positive charge go to the cathode and negative to the anode
dien bien phu
- n the French military base fell after a siege by Vietnam troops that lasted 56 days; ended the involvement of France in Indochina in 1954
diencephalon
- n the posterior division of the forebrain; connects the cerebral hemispheres with the mesencephalon