| Abstract Class | A class that contains abstract methods and cannot be instantiated |
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| Abstract Method | A method whose name and parameters are defined but that doesn’t have any implementation |
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| Accessor | A public method that returns data relating to a private attribute |
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| Aggregation | Forming one larger object from multiple smaller objects, where the smaller objects can exist separately to the larger object |
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| Attribute | A variable or constant belonging to a particular class or object |
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| Child Class | A class that inherits from another class |
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| Class | A template defining the attributes and methods of a type of object from which objects can be created |
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| Composition | Forming one larger object from multiple smaller objects, where the smaller objects cannot exist separately to the larger object |
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| Constructor | A method that creates an object of a particular class |
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| Encapsulation | Grouping together related data and subroutines into classes, and providing controlled access to that class's private attributes |
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| Inheritance | When one type of object or class adopts functionality from a different type of object or class |
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| Instantiation | The process of creating an object from a particular class |
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| Method | A subroutine belonging to a particular class or object |
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| Multiple Inheritance | When a child class inherits from multiple parent classes |
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| Mutator | A public method that changes the value of a private attribute |
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| Object | An instance of a data structure that has its own attribute values and associated methods |
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| Overloading | Creating different implementations of the same method that take different argument types |
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| Overriding | Superseding the implementation of a parent class’ method in its child class |
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| Parent Class | A class that is inherited by another class |
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| Polymorphism | Allowing different implementations of a method to use the same method name |
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| Private | A method or attribute of a particular class that can only be called within that class |
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| Procedural Programming | A programming paradigm that structures a program as a series of steps that are followed in sequence |
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| Paradigm | A particular approach to designing and creating programs |
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| Protected | A method or attribute of a particular class that can only be called within that class or its child classes |
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| Public | A method or attribute of a particular class that can be called by any other class |
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| Static | Class method that can be called even if no objects of that class have been instantiated |
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| Super Method | When a child class calls its parent class’ implementation of a method |
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| Virtual Method | Any method that can be overridden by a child class |
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