trackpad

noun

track·​pad ˈtrak-ˌpad 

variants or less commonly track pad

plural trackpads also track pads

: a flat usually rectangular interface for an electronic device (such as a computer) that controls the movement of a cursor by the movement of a finger against the surface of the interface : touchpad sense 2

That trackpad gives you excellent control, so you might not even want a mouse.

—Popular Science

Over the past century, methods have shifted from character sketches made with pen and paper to creatives working with computers and trackpads, but the skill set is the same.

—Hannah-Rose Yee

He sat at a folding table with a laptop, furiously clicking his track pad, and photographs cycled onto the wall …

—Jane Bua

Word History

Etymology

track entry 2 + pad entry 1

First Known Use

1989, in the meaning defined above