I-bar

[ ahy-bahr ]
/ ˈaɪˌbɑr /

noun

an I-beam used for structural support, as in buildings or bridges.

Origin of I-bar

First recorded in 1885–90

Definition for i-bar (2 of 2)

I-beam
[ ahy-beem ]
/ ˈaɪˌbim /

noun

a rolled or extruded metal beam having a cross section resembling an I. Compare H-beam.
Also called I-bar [ahy-bahr] /ˈaɪˌbɑr/.

Origin of I-beam

First recorded in 1890–95

British Dictionary definitions for i-bar

I-beam

noun

a rolled steel joist or a girder with a cross section in the form of a capital letter I Compare H-beam