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  • Hyphenation: sub‧class
  • (file)


sub- +‎ class


subclass ‎(plural subclasses)

  1. (taxonomy) A rank directly below class
  2. (object-oriented programming) An object class derived from another class (its superclass) from which it inherits a base set of properties and methods.



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subclass ‎(third-person singular simple present subclasses, present participle subclassing, simple past and past participle subclassed)

  1. (transitive, computing) (in object-oriented programming) To create a subclass of (some class).
    I subclassed the Button class to create a more specialised FancyButton class for my user interface.
  2. (transitive, computing) To cause (an object) to act as an instance of a subclass (by creating the desired subclass and instantiating an object of this subclass).
    • 2000, James D. Foxall, MCSD in a Nutshell: The Visual Basic Exams (page 93)
      Since Windows knows about these events, your application should be able to know about them as well. In order to accomplish this, subclass the window of a form or control, intercepting all of its events.


  • (cause to act as a member of a subclass): unsubclass

Derived terms[edit]