gearbox

noun

gear·​box ˈgir-ˌbäks How to pronounce gearbox (audio)

Examples of gearbox 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.
Our current boat uses an axial flux motor on top of the T foil that drives the struts down to a gearbox, which goes out to a prop. James Morris, Forbes.com, 3 May 2025 The latest version of the SUV, like all of its predecessors, makes use of a nine-speed automatic gearbox that sends power to all four wheels. Bryan Hood, Robb Report, 30 Apr. 2025 In September, that helicopter was found to have a mechanical problem in its main rotor gearbox, according to a service difficulty report filed with the Federal Aviation Administration. Patrick McGeehan, New York Times, 12 Apr. 2025 Divers on Saturday were still working to recover more pieces of the helicopter, including the main rotor, main gearbox, tail rotor and a large portion of the tail boom. Riley Hoffman, ABC News, 12 Apr. 2025 See All Example Sentences for gearbox

Word History

First Known Use

1887, in the meaning defined at sense 1

Time Traveler
The first known use of gearbox was in 1887

Browse Nearby Words

Cite this Entry

“Gearbox.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gearbox. Accessed 22 May. 2025.

Kids Definition

gearbox

noun
gear·​box ˈgi(ə)r-ˌbäks How to pronounce gearbox (audio)

More from Merriam-Webster on gearbox

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!