Z section

English

Noun

Z section (plural Z sections)

1. A length of steel or aluminium with a Z-shaped cross-section.

   Synonyms: zed section, zee section

   • 1958 April, “Diesel Railbus for British Railways”, in Railway Magazine, page 276:

     The car body is a light steel shell fabricated by welding from top-hat, channel, and Z sections.