Term of the Moment
JEDI
Definition: megabyte
One million bytes, or more precisely 1,048,576 bytes. Also MB, Mbyte and M-byte. See byte, mega, space/time and never say.
Megabytes Were Expensive in 1982
In the Feb-Mar 1982 issue of PC Magazine, this ad featured a hard drive at $357 per megabyte. In 2025, a single megabyte on a hard drive sells for around four ten millionths of a cent. (Image courtesy of Data Systems Plus and PCMag.com.)