What Is a Root Class

A root class inherits from no other class and defines an interface and behavior common to all objects in the hierarchy below it. All objects in that hierarchy ultimately inherit from the root class. A root class is sometimes referred to as a base class.

What's the base class of all classes?

lang. Object class is the root or superclass of the class hierarchy, which is present in java.

What is the root of object?

Entries linking to object word-forming element meaning “toward; against; before; near; across; down,” also used as an intensive, from Latin ob (prep.) “in the direction of, in front of, before; toward, to, at, upon, about; in the way of; with regard to, because of,” from PIE root.