unibody
noun
uni·body
ˈyü-nə-ˌbä-dē 
plural unibodies
: a single structural unit of an automobile consisting of a combined chassis and body
Weight was shaved by 800 pounds from the outgoing model with an aluminum unibody instead of body-on-frame construction …—
Robert Duffer
—often used before another nounRobert DufferUnibody construction was brought on by demands on automakers to produce lighter, more fuel-efficient models.—Carl Larsen
compare monocoque, space frame
Carl LarsenExamples of unibody in a Sentence
Recent Examples on the Web
It's known for its smooth ride quality because of its unique unibody design.
—Charles Singh, USA Today, 23 May 2025
The unibody design was a modern development when earlier MGs and other British competitors, such as Triumph, still used body-on-frame designs.
—Robert Ross, Robb Report, 23 May 2025
The Miata’s sturdy steel unibody features an aluminum hood.
—Robert Ross, Robb Report, 25 Apr. 2025
The older 4×4 is built on ladder-frame chassis, but the smaller version will utilize the same unibody construction as the upcoming C-Class sedan and GLC SUV.
—Bryan Hood, Robb Report, 14 Apr. 2025
See All Example Sentences for unibody
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Charles Singh, USA Today, 23 May 2025
The unibody design was a modern development when earlier MGs and other British competitors, such as Triumph, still used body-on-frame designs.
—Robert Ross, Robb Report, 23 May 2025
The Miata’s sturdy steel unibody features an aluminum hood.
—Robert Ross, Robb Report, 25 Apr. 2025
The older 4×4 is built on ladder-frame chassis, but the smaller version will utilize the same unibody construction as the upcoming C-Class sedan and GLC SUV.
—Bryan Hood, Robb Report, 14 Apr. 2025
See All Example Sentences for unibody
Cite this Entry
“Unibody.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unibody. Accessed 5 Jul. 2025.
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