1. A type of radiation therapy in which the body is exposed to radiation. 2. outward diffusion of energy. 3. an outmoded concept, which states that neural processes tend to spread across the cerebral cortex from one functioning region to another .
1. A type of radiation therapy in which the body is exposed to radiation. 2. outward diffusion of energy. 3. an outmoded concept, which states that neural processes tend to spread across the cerebral cortex from one functioning region to another .