BIOS

noun \ ˈbī-ˌōs \

Definition of BIOS

plural BIOSes
computers
: a software element of a computer operating system that allows the CPU to communicate with connected input and output devices (such as a keyboard or a monitor)
  • Your PC contains several BIOSes—the video BIOS that interfaces your CPU and video card, for example—but the most fundamental is the system BIOS.
  • —Neil Randall

Origin and Etymology of bios

Basic Input/Output System


Medical Dictionary

bios

noun bi·os \ ˈbī-ˌäs \

medical Definition of bios

: a mixture of vitamins of the B complex essential for the optimum growth of some yeasts

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