Dictionary.com
Thesaurus.com
Synonyms

girder

American  
[gur-der] / ˈgɜr dər /

noun

  1. a large beam, as of steel, reinforced concrete, or timber, for supporting masonry, joists, purlins, etc.

  2. a principal beam of wood, steel, etc., supporting the ends of joists.


girder British  
/ ˈɡɜːdə /

noun

  1. a large beam, esp one made of steel, used in the construction of bridges, buildings, etc

  2. botany the structure composed of tissue providing mechanical support for a stem or leaf

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • girderless adjective

Etymology

Origin of girder

First recorded in 1605–15; gird 1 + -er 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The girder was part of a project to build elevated highways in the city.

From BBC • Jul. 10, 2023

In future months, another disruption may happen during permanent girder and ceiling repairs, Pihlstrom said.

From Seattle Times • May 4, 2023

The rise of white collar work in downtown L.A. — and the invention of elevators and steel girder construction — also contributed to skyline development at the turn of the century, Deverell said.

From Los Angeles Times • Jan. 26, 2022

They can also penetrate materials that x-rays cannot, enabling researchers to image the interiors of big objects such as a running engine or a steel girder.

From Science Magazine • Nov. 2, 2021

The rain deluged, flooding the girder and running into the aerie.

From "Frightful's Mountain" by Jean Craighead George