spacekey
nounUK /ˈspeɪs kiː/
US /ˈspeɪs kiː/
A spacekey is the long button on a keyboard that you press to make a space between words.
Press the spacekey to put a space between your first and last name.
OTHER MEANINGS
2. A key on a computer keyboard used to insert a blank space character.
The spacekey is wider than the letter keys.
3. A key used in some games to make a character jump or pause.
Tap the spacekey to jump over the wall.
4. A key that separates words when writing on a typewriter.
The old typewriter's spacekey made a loud click.