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motherboard

[muhth-er-bawrd, -bohrd]
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noun Computers.
  1. a rigid, slotted board upon which other boards that contain the basic circuitry of a computer or of a computer component can be mounted.Compare board(def 14).
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Origin of motherboard

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for motherboard

motherboard, microchip, board, card, chip, PCB, microcircuit, transputer

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British Dictionary definitions for motherboard

motherboard

noun
  1. (in an electronic system) a printed circuit board through which signals between all other boards are routed
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

motherboard in Science

motherboard

[mŭðər-bôrd′]
  1. The main circuit board of a computer, usually containing the central processing unit and main system memory as well as circuitry that controls the disk drives, keyboard, monitor, and other peripheral devices.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.