Backslash

The backslash (\), is a glyph mostly used in computing. It has other names, like reverse slash, backslant, and slosh.^[1] It is not used in normal writing, which is one reason for its use in computing.

Reference

1. "backslash from FOLDOC". Free On-Line Dictionary Of Computing. 2000-02-21. Retrieved 2023-10-10.