a rolled or extruded metal beam having a cross section resembling an I.: Compare H-beam.
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- Also called I-bar [ahy-bahr] /ˈaɪˌbɑr/ .
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use I-beam in a sentence
I like how Macchi makes an I-beam do the one thing it is absolutely meant not to do: bend.
Wyman collapsed into the bay of the I-beam as if he'd been kicked in the stomach.The Syndic | C.M. Kornbluth
This is essentially a steel I-beam (A) which grips the logs so that they will not slip.Motor Truck Logging Methods | Frederick Malcolm Knapp
He stood at last, quivering, leaning against a gigantic I-beam that supported a heavy-casting freightway.The Syndic | C.M. Kornbluth
The balance is attached to an upright I-beam which is anchored to the floor and ceiling of the calorimeter laboratory.Respiration Calorimeters for Studying the Respiratory Exchange and Energy Transformations of Man | Francis Gano Benedict
I-beam was not loaded to its full capacity, its deflection caused an outward flexure of 3/4 in.Some Mooted Questions in Reinforced Concrete Design | Edward Godfrey
British Dictionary definitions for I-beam
a rolled steel joist or a girder with a cross section in the form of a capital letter I: Compare H-beam
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