Definitions

1. noun

A unit of measurement for the resolution of an image, equal to one million pixels.

“The camera takes high-quality images with 20 megapixels.”

2. noun

A unit of measurement for the resolution of an image, used to describe the number of pixels in an image, especially in digital cameras.

“The smartphone has a camera with 12 megapixels.”

3. adjective

Relating to or measuring the resolution of an image in one million pixels.

“The megapixel camera is perfect for capturing high-quality photos.”