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electrophoresis e·lec·tro·pho·re·sis (ĭ-lěk'trō-fə-rē'sĭs)
The migration of charged colloidal particles or molecules through a solution under the influence of an applied electric field usually provided by immersed electrodes. Also called ionophoresis, phoresis.
A method of separating substances, especially proteins, and analyzing molecular structure based on the rate of movement of each component in a colloidal suspension while under the influence of an electric field.