space bar

American  

noun

1. a horizontal bar on a typewriter keyboard that is depressed in order to resume typing one space to the right.

2. a horizontal bar on a computer keyboard that is depressed in order to move the cursor one space to the right or, often, to perform some function in a program.

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space-bar British  

noun

1. a horizontal bar on a typewriter that is depressed in order to leave a space between words, letters, etc

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Etymology

Origin of space bar

First recorded in 1885–90

Example Sentences

The newest AI button will be marked by the ribbon-like Copilot logo and be located near the space bar.

From Seattle Times

In another, they offered longer access to social media the faster subjects could tap a space bar.

From Science Magazine

It uses screw-in stabilizers to minimize the rattle from larger keys like the space bar, and included silicon pads are designed to reduce any pinging noises while typing.

From The Verge

My hand hovered over the space bar as I hit play and pause over and over again to document every frame.

From Washington Post

But whatever they use on the space bar stabilizers gives them a surprising amount of resistance, and the key can sometimes be slow to return to its normal state after being pressed.

From The Verge