backspace

[ bak-speys ]
/ ˈbækˌspeɪs /

verb (used without object), back·spaced, back·spac·ing.

to shift the carriage or typing element of a typewriter one space backward by depressing a special key.
Computers. to move the cursor, printhead, etc., toward the beginning of the data.

noun

the space made by backspacing.
Also called back·spac·er, backspace key. the labeled key on a typewriter or computer keyboard used for backspacing.

Origin of backspace

British Dictionary definitions for backspace

backspace
/ (ˈbækˌspeɪs) /

verb

to move a (typewriter carriage) backwards

noun

a typewriter key that effects such a movement