| A | B |
| base class | A class that is inherited by another class |
| class | A composite data type that groups related data and procedures |
| class module | A seperate file used to code a new class |
| constructor | a method that is automatically called when an object is instantiated |
| data hiding | limited access to data in a class |
| data member | a varaible member in a class |
| derived class | a class based on another class |
| encapsulation | data hiding in a class, implemented with access modifier keywords |
| field member | a constant member in a class |
| instantiation | creating an object of a class. A dim statement with a class name as the data type |
| method number | a member of a class that is a type of procedure |
| object | an instance of a class |
| overloaded | a method that performs an action depending on the number and type of argument it receives |
| polymorphic | a method that can appear to change its tasks to meet the needs of the object calling it |
| property | a member of a class that can get and set a value that is a data member of an object's class |