what is gadget?(small guide)

A Gadget may any of the following(Check out)
1. A gadget is a new, often expensive, and relatively unknown hardware device or accessory that makes your life or the use of another device easier or more enjoyable.
Note
As a gadget becomes widely used, it is no longer referred to as a gadget. For example, when cell phones were first introduced, they were considered gadgets. As they became more mainstream, they were no longer considered a gadget.
2. When referring to software, the gadget is another name for a widget.
3. A gadget is also an additional feature that can be added into the Windows Vista Sidebar. See the Sidebar definition for additional information about this feature.
In a nutshell, all the electronics device is known as a gadget.

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