Meanings
Origin
Because it is H-shaped in cross section.
Full word history & related roots →Cite this entry
H-beam. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/H-beam
“H-beam.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/H-beam. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “H-beam,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/H-beam.
Source: H-beam on Wiktionary, CC BY-SA 4.0.