girder

noun

gird·​er ˈgər-dər How to pronounce girder (audio)
Synonyms of girdernext
: a horizontal main structural member (as in a building or bridge) that supports vertical loads and that consists of a single piece or of more than one piece bound together

Examples of girder in a Sentence

Recent Examples on the Web
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Ironworkers bolted the last girder into place on the Sears Tower (now known as the Willis Tower) on May 3, 1973. Kori Rumore, Chicago Tribune, 27 June 2026 In the distance, an impressive railway bridge, its steel girders painted bright white, stretches across the shimmering landscape, apparently untouched by the US and Israeli strikes that battered and scarred parts of Iran earlier this year. Matthew Chance, CNN Money, 13 May 2026 Rigid airships, such as zeppelins, consist of a light framework of aluminum-alloy girders that is covered with fabric. Britannica Editors, Encyclopedia Britannica, 1 May 2026 The 6-foot-4 Roy, acquired from Toronto for a first-round pick at the trade deadline this past March, is built like the girder of an old-time baseball park. Sean Keeler, Denver Post, 22 Apr. 2026 See All Example Sentences for girder

Word History

Etymology

gird entry 1 (in sense "to surround as with a belt, connect firmly") + -er entry 2

First Known Use

1611, in the meaning defined above

Time Traveler
The first known use of girder was in 1611

Browse Nearby Words

Cite this Entry

“Girder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/girder. Accessed 6 Jul. 2026.

Kids Definition

girder

noun
gird·​er ˈgərd-ər How to pronounce girder (audio)
: a horizontal main supporting beam

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