also Britsen*si*ti*sa*tionn 1 : the action or process of making sensitive or hypersensitive <allergic of the skin> 2 : the process of becoming sensitive or hypersensitive (as to an antigen) : also : the resulting state 3 : a form of nonassociative learning characterized by an increase in responsiveness upon repeated exposure to a stimulus - compare HABITUATION3 .
of the skin> 2 : the process of becoming sensitive or hypersensitive (as to an antigen) : also : the resulting state 3 : a form of nonassociative learning characterized by an increase in responsiveness upon repeated exposure to a stimulus - compare 
