specialization

noun

1.
the act of specializing; making something suitable for a special purpose
Derived from:
specialize
Exemplifies:
American spelling
2.
the special line of work you have adopted as your career
Derived from:
specialize
Exemplifies:
American spelling
3.
(biology) the structural adaptation of some body part for a particular function
Derived from:
specialize
Exemplifies:
American spelling