From Longman Dictionary of Contemporary Englishmotherboardmoth‧er‧board /ˈmʌðəbɔːd $ -ərbɔːrd/ noun [countable] technicalTD a board where all the circuits of a computer are placed
Examples from the Corpus
motherboard• This mishap has caused Intel to reevaluate its strategy in selling so-called motherboards, analysts said.• It has up to four motherboards, each with 16 fully switched High Performance Transputer Modules.• They regarded its motherboard, the main circuit board, as a beautiful work of art.• If the new motherboard is smaller then you will have some mounting pillars left over - keep them safe.• If they prove popular then the company may develop its own motherboards.• How well is the motherboard fitted?• There two ways to upgrade to a 386 - by adding a coprocessor card and by replacing the motherboard.• The motherboards are arranged in four clusters that communicate through a single backplane.From Longman Business Dictionarymotherboardmoth‧er‧board /ˈmʌðəbɔːd-ðərbɔːrd/ noun [countable]COMPUTING the board with all the main circuits of a computer on it 