uni·​body | \ ˈyü-nə-ˌbä-dē How to pronounce unibody (audio) \
plural unibodies

Definition of unibody

: 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 nounUnibody construction was brought on by demands on automakers to produce lighter, more fuel-efficient models.— Carl Larsen — compare monocoque, space frame

First Known Use of unibody

1959, in the meaning defined above

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The first known use of unibody was in 1959

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Last Updated

27 Jan 2020

Cite this Entry

“Unibody.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unibody. Accessed 21 Feb. 2020.

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