rebar

or re-bar

[ ree-bahr ]

noun

, Building Trades Informal.

1. a steel bar or rod used to reinforce concrete.

Word History and Origins

Origin of rebar¹

1960–65, Americanism; re(inforcing) bar

Example Sentences

The hefty concrete walls reinforced with steel rebar as thick as a human arm safely distribute the forces throughout the structure to prevent critical cracks or collapses.

From Los Angeles Times

Ai is famed for his iconoclastic, conceptual art practice that includes performance, photography, sculptures and installations, which are often made with salvaged or surprising materials like ancient pottery, bicycles, porcelain sunflower seeds or rebar from schoolhouses that collapsed in the Sichuan earthquake of 2008.

From Seattle Times

Construction required 49 tons of rebar and more than 1,000 cubic feet of concrete.

From Los Angeles Times

The powder could then be shaped into steel products ranging from machine gears to rebar through a process called “sintering” in which the powder is baked much like a clay pot, at temperatures far lower than those needed to melt it.

From Science Magazine

The spores also serve as a strengthening filler, similar to how rebar reinforces concrete.

From Science Daily