presetnumber

noun
UK /ˌpriːˈset ˈnʌmbə/
US /ˌpriːˈset ˈnʌmbər/

A preset number is a number that is already chosen and saved for you to use.

Press the button with the preset number to call Grandma quickly.


OTHER MEANINGS

2. A number set in advance on a device before it is used.

The radio station has a preset number on the car stereo.

3. A default value that a machine or program uses automatically.

The oven's preset number for baking cookies is 350 degrees.

4. A numbered slot where something is stored for quick access.

Each preset number on the remote controls a different channel.