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
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Versatility is the name of the game here, and the Xeneon Edge basically acts as another tiny monitor and attaches to your setup via HDMI or USB-C DP-Alt, or even directly to your computer’s motherboard. Mitch Wallace, Forbes.com, 30 Aug. 2025 Connection type An internal hard drive is usually designed to connect to your motherboard rather than via USB like an external hard drive. Bestreviews, Mercury News, 28 Aug. 2025 The internal cable runs from the USB-C port on the Edge to a 10-pin USB internal header on your motherboard. Brian Westover, PC Magazine, 26 Aug. 2025 McAfee and Kirsch recommend installing your motherboard maker's latest BIOS updates as they're released, to pick up new default settings as AMD and its partners change them. Jennifer Ouellette, ArsTechnica, 25 Aug. 2025 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

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Cite this Entry

“Motherboard.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/motherboard. Accessed 10 Sep. 2025.

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
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