Short for 1080progressive, where 1080 represents 1,080
vertical pixels by 1920 horizontal pixels. 1080p is the
highest of high-definition signals and uses
progressive scanning.
Digital Trends: Why 1080p Is A Magic Number (And Letter) Scan through coverage of the recent Consumer Electronics Show in Las Vegas and you'll see the mysterious recurrence of four numerals and a letter. By the first day of the show, several manufacturers were boasting that their next-generation video displays would support the 1080p signal format.