Abstraction - ToolConceptDefinition -

abstraction A model of the problem is the biggest abstraction a problem solver can have, because it incorporates all the smaller abstractions necessary to solve the problem

abstraction The principle of ignoring those aspects of a subject that are not relevant to the current purpose in order to concentrate solely on those that are  abstraction In OOP, abstraction is achieved through the use of abstract classes and interfaces An abstract class is a class that cannot be instantiated and