subclassing

Verb

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

1. (transitive) (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) To cause (an object) to act as an instance of a subclass (by creating the desired subclass and instantiating an object of this subclass).
   • 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.2000, James D. Foxall, MCSD in a Nutshell: The Visual Basic Exams, page 93

See all 5 meanings of subclass