in·di·vid·u·a·tion 
(ĭn′də-vĭj′-āshən)
(ĭn′də-vĭj′-āshən)n.
1. The act or process of individuating, especially the process by which social individuals become differentiated one from the other.
2. The condition of being individuated; individuality.
3. Philosophy
a. The development of the individual from the general or universal.
b. The distinction or determination of the individual within the general or universal.
4. In Jungian psychology, the gradual integration and unification of the self through the resolution of successive layers of psychological conflict.
5. Embryology Formation of distinct organs or structures through the interaction of adjacent tissues.