Some microwave ovens have extra functions to stir the waves around.

As a plugin, it adds extra functions to your web browser.

I think the Computers had a certain extra function, they could suppress all the mental static so the - oh hell, why avoid the word?

These tools often add extra functions not present in the Construction Set.

Perhaps an added or extra function of the mind that worked only under stress and in a time of great emergency.

One toy serves an extra function: the Beanie's weight holds the air tubes in place.

So we hope that those don't have any extra functions added to them.

The extra functions allowed for other features such as additional lighting and sound.

This extra function can however be disabled by reconfiguring the controls.

Specific extra functions can be added, for example, a switch to turn a waterwash system on or off.