This is a list of terms found in object-oriented programming.

• Abstract class
• Accessibility
• Abstract method
• Abstraction (computer science)
• Access control
• Access modifiers
• Accessor method
• Adapter pattern
• Aspect-oriented

• Bridge pattern
• Builder pattern
• Base class

• Cast
• Chain-of-responsibility pattern
• Class
• Class hierarchy
• Class method
• Class object
• Class variable
• Cohesion
• Collection class
• Composition
• Constructor
• Container
• Contravariance
• Copy constructor
• Coupling
• Covariance

• Data-driven design
• Data hiding
• Default constructor
• Deep copy
• Delegation
• Dependency injection
• Destructor
• Dispatch table
• Dynamic binding
• Dynamic dispatch
• Dynamically typed language

• Early binding
• Eigenclass
• Encapsulation (computer programming)
• Exception handling
• Extension

• Facade - pattern
• Factory method pattern
• Factory object
• Factory pattern
• Field
• Finalizer
• First-class function
• Fragile base class
• Function composition

• Generic programming
• God object

• Heap-based memory allocation
• Helper class
• Hybrid language

• Immutable object (also called immutable value)
• Information hiding
• Inheritance
• Initialize
• Inline function
• Inner class
• Instance (computer science)
• Instance method
• Instance variable (also called data member)
• Interaction diagram
• Interface
• Inversion of control (IoC)
• Iterator

• Late binding
• Liskov substitution principle

• Member accessibility
• Members, any contents of a class: Attributes, Methods, and Inner classes
• Message passing
• Metaclass
• Metaprogramming
• Method (computer programming)
• Mixin
• Mock object
• Mock trainwreck
• Model–view–controller (MVC)
• Modular programming
• Multiple dispatch
• Multiple inheritance
• Multitier architecture
• Mutable variable
• Mutator method

• Name mangling
• Namespace
• Native method
• Nested class

• Object (computer science)
• Object type
• OOPSLA – annual conference on Object-Oriented Programming, Systems, Languages, and Applications
• Open/closed principle
• Orthogonality
• Overload

• Package
• Parametric overloading
• Parameterized classes
• Parnas's principles
• Partial class
• Patterns
• Policy-based design
• Polymorphic
• Primitive data type
• private, a way of encapsulation in object-oriented programming
• Programming paradigm
• protected, a way of encapsulation in object-oriented programming
• Protocol
• Prototype pattern
• Prototype-based programming
• public, a way of encapsulation in object-oriented programming
• Pure polymorphism
• Pure virtual function (also called pure virtual method)

• Rapid application development (sometimes Rapid prototyping)
• Recursion
• Refinement
• Reflective programming (reflection)
• Responsibility-driven design
• Reverse polymorphism
• Run-time type information

• Scope
• Shallow copy, in contrast to deep copy
• Single responsibility principle
• Singleton pattern
• Singly rooted hierarchy
• Slicing
• Specification class, a class implementing abstract class
• Stack-based memory allocation
• Static method
• Static typing, in contrast to dynamic typing
• Strong and weak typing
• Subclass (also called child class or derived class)
• Subclass coupling
• SOLID
• Substitutability, principle of
• Subtype
• Superclass (also called parent class or base class)

• Template method pattern
• Test-driven development
• Tiers
• Trait
• Type
• Type conversion (also called typecasting)
• Type variance

• Virtual class
• Virtual function (also called virtual method)
• Virtual function pointer (also called virtual method pointer)
• Virtual inheritance (Object Oriented Programming)
• Virtual method table (also called vtable, virtual function table or virtual method table)
• Viscosity (programming)
• Void type

• Weak reference

• Yo-yo problem