Using the BACKSPACE key on the keyboard erases the character to the left of the cursor.
This is the command that causes the cursor on your screen to move back one space, and it can or cannot delete characters.
hit the backspace key on a computer or typewriter keyboard; "To erase, you must backspace"
The Backspace key erases the character on the left of the cursor and moves the cursor that direction, too.
deletes the character to the left of the cursor.
Deletes one character to the left.
Backspace is the keyboard key that originally pushed the typewriter carriage one position backwards, and in modern computer displays moves the cursor one position backwards, deletes the preceding character, and shifts back the text after it by one position.