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uni·body | \ ˈyü-nə-ˌbä-dē 
\
\ 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
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Time Traveler for unibody
The first known use of unibody was in 1959
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