abstract class
abstract factory class
static class
trait
factory class
abstract method
concrete class
factory method pattern
final method
instantiate
singleton pattern
pseudoclass
constructor
first-class value
first-class citizen
first-class entity
mixin
circle-ellipse problem
programmability
object
singleton
extend
unclassable
template method
abstractional
coclass
third-class citizen
third-class value
subclass
third-class entity
final class
specimen
second-class citizen
second-class value
second-class entity
abstract
embodiment
non-virtual interface pattern
non-virtual interface
template
composite reuse principle
unrepresentative
type erasure
metaclass
class-based programming
inheritor
object-oriented programming
private
Sather
autoclassifier
abstractionistically
unabstract
generic class
red bourgeoisie
abstract type
base class
reification
factory
Java
abstractly
nondegenerate
bankruptcy
abstractionistic
type system
class invariant
abstractable
exception
nonabstract
shadow DOM
realm
software framework
abstractify
object-based language
objectivation
facade pattern
abstractize
member function
override
proper class
marker interface
classifier
instantiation
objectification
wrapper
methodologic
nonimplement
prototype-oriented programming
abstract factory pattern
third-class object
OOP
has-a
Rice's theorem
generic programming
formal parameter