megabyte

noun

Etymology: Etymology tree Proto-Indo-European *méǵh₂s Proto-Hellenic *mégas Ancient Greek μέγᾰς (mégăs)der. English mega- Proto-Indo-European *bʰeyd- Proto-Indo-European *bʰéydt Proto-Germanic *bītaną Proto-West Germanic *bītan Old English bītan Middle English biten English bite English byte English megabyte From mega- + byte.

1. One million (10⁶, or 1,000,000) bytes or 1,000 kilobytes.

   “The IBM 2301 Drum Storage (Figure 20) provides random access storage of approximately 4 million bytes at a data rate of 1.2 megabytes per second.”

   “This 70-megabyte [69,889,536 bytes] data module contains fixed heads in addition to the normal access heads.”

2. A mebibyte.

   “One megabyte is 1,048,576 bytes. One megahertz, however is a million Hertz.”

   “Defaults to 2 megabytes (2,097,152 bytes).”