noun
slit; narrow opening
A narrow cut or opening, as in a skirt, a coin slot, or a technical aperture.
このスカートにはサイドにスリットが入っている。
This skirt has a slit on the side.
noun
slitting; cutting into strips
Industrial process of cutting wide rolls of material (paper, metal, film) into narrower strips.
The steel sheets that had undergone slitting were delivered.