noun
backspace (character)
Refers to the backspace control character (ASCII 0x08) used in computing, not the physical key itself.
バックスペース文字を送信すると、カーソルが一つ左に移動する。
Sending a backspace character moves the cursor one position to the left.
Refers to the physical backspace key on a keyboard, while バックスペース is the character itself.
Borrowed from English 'backspace'.