Definition of girder noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈɡɜːdə(r)//
; NAmE NAmE//ˈɡɜːrdər//
jump to other results
a long strong iron or steel bar used for building bridges and the framework of large buildings It was a confusing picture of pipes and girders. The unfinished building with its blue girders was being used as a huge climbing frame. Wordfindercement, construction, foundation, girder, joist, masonry, plaster, rubble, scaffolding, site See related entries: Construction Word Originearly 17th cent.: from gird in the archaic sense ‘brace, strengthen’.
See the Oxford Advanced American Dictionary entry: girder