Definition of Differentiation

Noun: differentiation ,di-fu,ren-shee'ey-shun

A discrimination between things as different and distinct
"it is necessary to make a differentiation between love and infatuation";
- distinction
The mathematical process of obtaining the derivative of a function
(biology) the structural adaptation of some body part for a particular function
"cell differentiation in the developing embryo";
- specialization, specialisation [Brit]