C-pil·​lar ˈsē-ˈpi-lər How to pronounce C-pillar (audio)
variants or less commonly C-post
plural C-pillars also C-posts
: either one of two support posts that connect a vehicle's roof to its body at the rear of the rear door in a four-door vehicle or at the rear of a two-door vehicle
The 2¹/₂-in.-shorter hood, the stretched out C-pillar and the elevation of the trunk …Don Chaikin, Popular Mechanics, October 1999

Word History

First Known Use

1960, in the meaning defined above

Time Traveler
The first known use of C-pillar was in 1960

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Dictionary Entries Near C-pillar

Cite this Entry

“C-pillar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/C-pillar. Accessed 18 Jul. 2024.

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