subclass
Pronunciation:
noun
Definitions
An object class derived from another class (its superclass) from which it inherits a base set of properties and methods.
A rank directly below class
A secondary class within a main class.
verb
Definitions
(in object-oriented programming) To create a subclass of (some class).
Example: I subclassed the Button class to create a more specialised FancyButton class for my user interface.
To cause (an object) to act as an instance of a subclass (by creating the desired subclass and instantiating an object of this subclass).