moth·​er·​board | \ -ˌbȯrd How to pronounce motherboard (audio) \

Definition of motherboard

: the main circuit board especially of a microcomputer

Examples of motherboard in a Sentence

Recent Examples on the Web

This single-chip solution is a huge advantage, resulting in a smaller, less-complex, cheaper motherboard and more room for battery. Ron Amadeo, Ars Technica, "Don’t buy a 5G smartphone—at least, not for a while," 14 Dec. 2018 Starting with a big deal on a high-end graphics card, B&H is offering a discount on the GeForce GTX 1080 Ti by way of a $999 bundle that packs in a computer case, modular PSU, motherboard, liquid cooling system, and more. Cameron Faulkner, The Verge, "Discounted MacBook Pros, Amazon devices, and a GTX 1080 Ti bundle are this week’s best deals," 18 Aug. 2018 Supermicro has also denied knowing anything about malicious chips being secretly implanted into any of its motherboards during the manufacturing process, as Bloomberg reported. Dan Goodin, Ars Technica, "Apple CEO Tim Cook calls on Bloomberg to retract its Chinese spy story," 19 Oct. 2018 According to Reuters' source, the firm examined sample motherboards that Supermicro had sold to Apple and Amazon, as well as software and design files for products. Sean Gallagher, Ars Technica, "Audit: No Chinese surveillance implants in Supermicro boards found," 11 Dec. 2018 The company’s letter follows a report from Bloomberg News in October that said Super Micro’s motherboards contained a rogue chip not part of the original design. Allison Prang, WSJ, "Super Micro Finds No Malicious Hardware in Motherboards," 11 Dec. 2018 In this case, the motherboard, the gigabit LTE and its antenna, and the materials all represented unique challenges. Mark Hachman, PCWorld, "A dream team of Intel engineers helped create HP's tiny Spectre Folio motherboard," 1 Oct. 2018 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

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

8 Apr 2019

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Time Traveler for motherboard

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 How to pronounce motherboard (audio) \

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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an act or instance of returning to life

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