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Definition of girder
girder
/ˈɡɜːr.dər/
gir · der
Plural:girders
girder Lexical Profile
CEFR
B2
Grade
8
Tier
2
Usage
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• noun
1
A large, heavy iron or steel beam used as a primary horizontal support in building the framework of structures such as bridges and skyscrapers.
Example
"The construction crew used a massive crane to hoist the steel girder into its final position on the skyscraper's framework."
Synonyms
View all synonyms for girder• Rhymes for girder
Word Origin & Etymology
Early 17th century: derived from the verb 'gird' (in the sense of bracing or securing) combined with the suffix '-er'.
Cite this Entry
Wordmom. (2026). Definition of Girder. In Wordmom Dictionary. Retrieved Oct 14, 2026, from https://wordmom.com/dictionary/girder