slant line

Used to distinguish the intended sense of slant.

slant line (plural slant lines)

1. (typography) Synonym of slash ⟨/⟩.
   • 1965, Dmitri A. Borgmann, Language on Vacation, page 240:

     Initial inquiries among professional typists uncover names like slant, slant line, slash, and slash mark. Examination of typing instruction manuals discloses additional names such as diagonal and diagonal mark, and other sources provide the designation oblique.