motherboard

noun

moth·​er·​board ˈmə-t͟hər-ˌbȯrd How to pronounce motherboard (audio)
: the main circuit board especially of a microcomputer

Examples of motherboard in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The search for environmentally friendlier methods that skip those additional steps has led materials scientists down some unusual alleyways: For instance, an aerogel made from whey protein—a cheese by-product—can capture gold ions from computer motherboards bathed in acid. Ben Guarino, Scientific American, 29 Oct. 2024 This isn't an issue with most prebuilt gaming PCs, and most motherboards these days include a Bluetooth radio, but this still might be an issue for some. Eric Ravenscraft, WIRED, 18 Oct. 2024 With the motherboard and CPU combined, there are a total of 48 PCIe lanes, with up to 20 of those being Gen 5 from the CPU. Tom Warren, The Verge, 24 Oct. 2024 Cable management is decent: A shroud hides most of the wires coming off the motherboard. PCMAG, 23 Oct. 2024 See all Example Sentences for motherboard 

Word History

First Known Use

1971, in the meaning defined above

Time Traveler
The first known use of motherboard was in 1971

Dictionary Entries Near motherboard

Cite this Entry

“Motherboard.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/motherboard. Accessed 28 Nov. 2024.

Kids Definition

motherboard

noun
moth·​er·​board ˈmət͟h-ər-ˌbō(ə)rd How to pronounce motherboard (audio)
-ˌbȯ(ə)rd
: the main circuit board especially of a personal computer

More from Merriam-Webster on motherboard

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!