I-beam

[ ahy-beem ]
/ ˈaɪˌbim /

noun

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/.

Origin of I-beam

First recorded in 1890–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for i-beam

British Dictionary definitions for i-beam

I-beam

noun

a rolled steel joist or a girder with a cross section in the form of a capital letter ICompare 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