Touchpad (noun)

1. A small, flat electronic device on a computer or mobile device that you touch to control the cursor and make selections on the screen.
2. A small, sensitive surface on a computer or mobile device that is used to control the cursor and make selections on the screen by using finger gestures.

Origin:

Early 21st century: touch + pad.

Examples:

1. The touchpad on my laptop is not working properly.
2. He used the touchpad to navigate through the menus on the computer.
3. The touchpad is a convenient way to control the cursor and make selections on the screen.
4. A touchpad is a small, flat electronic device on a computer or mobile device that you touch to control the cursor and make selections on the screen.
5. The touchpad is a feature that allows the user to control the cursor and select items on the screen by using finger gestures.