Definition of
I-beam
- (noun, artifact) girder having a cross section resembling the letter `I'
via WordNet, Princeton University
Alternate forms of I-beam
Hypernyms: girder
via WordNet, Princeton University
Hypernyms: girder
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an area in the southern region of Babylonia in present-day Iraq; site of the Sumerian civilization of city-states that flowered during the third millennium BC