megapixel

[ meg-uh-pik-suh l, -sel ]
/ ˈmɛg əˌpɪk səl, -sɛl /

noun Computers, Television.

a unit equal to one million pixels, used to measure the resolution of a digital image: My camera has a resolution of 12 megapixels.

Origin of megapixel

First recorded in 1980–85; mega-+ pixel

British Dictionary definitions for megapixel

megapixel
/ (ˈmɛɡəˌpɪksəl) /

noun

computing one million pixels: a term used to describe the degree of resolution supplied by digital cameras, scanners, etc