moth·​er·​board | \-ˌbȯrd \

Definition of motherboard 

: the main circuit board especially of a microcomputer

Examples of motherboard in a Sentence

Recent Examples on the Web

Those motherboards were assembled by Super Micro, Bloomberg had reported. Allison Prang, WSJ, "Super Micro Finds No Malicious Hardware in Motherboards," 11 Dec. 2018 An October report in Bloomberg Businessweek said that Chinese spies added a malicious chip onto motherboards made in China for U.S. company Super Micro Computer Inc. Greg Bensinger, WSJ, "Semiconductor Chiefs Cast Doubt on Report of Malicious Chips in Global Supply Chain," 13 Nov. 2018 Per last week's article, the company is alleged to have had its motherboards infiltrated by Chinese malware during the manufacturing process before their export to U.S. markets. Sam Blum, Popular Mechanics, "New Report Claims More Evidence of Chinese Microchip Tampering," 9 Oct. 2018 If the Bloomberg story is true, there are thousands of compromised motherboards out there, and companies will be scouring their data centers for them. Timothy B. Lee, Ars Technica, "Bloomberg stands by Chinese chip story as Apple, Amazon ratchet up denials," 5 Oct. 2018 Supermicro’s motherboards then went on to be included in servers used in numerous U.S. organizations, including the Department of Defense and the Navy. Rani Molla, Recode, "Supermicro stock fell 50 percent after a bombshell Bloomberg report that China tried using its servers to spy on Apple," 4 Oct. 2018 An update to the compatibility chart for the company’s AB350M Pro4 motherboard lists the names and basic specification details for four unannounced 2nd-gen Ryzen processors. Brad Chacos, PCWorld, "ASRock leaks four unannounced 2nd-gen AMD Ryzen processors," 31 May 2018 In September, the company launched the B250 mining expert motherboard, which now sells for $141.98 on Amazon. Monica Rodriguez, Fortune, "How Asus Hopes to Make Crypto Mining Easier," 31 May 2018 Asus announced the H370 Mining Master motherboard today, which is specifically designed for cryptocurrency mining. Stefan Etienne, The Verge, "Asus made a crypto-mining motherboard that supports up to 20 GPUs," 30 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'motherboard.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of motherboard

1971, in the meaning defined above

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Last Updated

16 Dec 2018

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The first known use of motherboard was in 1971

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English Language Learners Definition of motherboard

: the main circuit board of a computer


moth·​er·​board | \ˈmə-t͟hər-ˌbȯrd \

Kids Definition of motherboard

: the main circuit board especially of a small computer

More from Merriam-Webster on motherboard

Rhyming Dictionary: Words that rhyme with motherboard

Nglish: Translation of motherboard for Spanish Speakers

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to make faulty or ineffective

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