BIOS

(redirected from boot drive)
Also found in: Thesaurus, Medical, Financial, Acronyms, Encyclopedia.

BIOS

 (bī′ōs)
n.
The set of routines stored in read-only memory that enable a computer to start the operating system and to communicate with the various devices in the system, such as disk drives, keyboard, monitor, printer, and communications ports.

[b(asic) i(nput/)o(utput) s(ystem).]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

BIOS

acronym for
(Computer Science) Basic Input Output System: the built-in software which controls the primary functions of a PC
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

BIOS

(ˈbaɪ oʊs)
n.
computer firmware that directs many basic functions of the operating system.
[B(asic) I(nput)/O(utput) S(ystem)]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
So in a way, the 800p does check most of the boxes when you're considering a boot drive. However, we would still like for more space.
"The new SSDNow V Series 30GB Boot Drive accomplishes those goals," Harb added.
After reviewing procedures for creating a solid backup and emergency boot drive in case of an accident, this guide shows how to hack the Mac OS X operating system, the iPod storage device, iTunes, iChat, iPhoto, iWeb, Apple TV, the iPhone software development kit, and MacBook.
Four drives within the X-SPAND can be isolated as high performance media storage and the G5 internal SATA drive as the boot drive. The XSPAND PRO alleviates the user's traditional limitations with external FireWire or USB storage and the result is unprecedented throughput for intensive video editing and media production.
If you are using a SCSI hard disk, the boot drive will take the first ID, which is 0.
This utility does magic with this dreaded task when you need to boot your boot drive for a new one.
There's a very good reason for this in a machine running two different operating systems: It provides a primary or boot drive for each.