Widget (noun)

1. A small device or tool, especially one on a computer screen that you can click on or move to perform a particular action.
2. A small, often single-purpose, component of a larger program or system.

Origin:

Invented word, first used in the early 1960s, it is a blend of window and gadget.

Examples:

1. The widget on my phone's home screen shows me the current weather.
2. The website has a widget for sharing posts on social media.
3. The video editing software has a widget for adjusting the audio levels.
4. The dashboard has multiple widgets for displaying different types of data.
5. The e-commerce platform has a widget for displaying the shopping cart.