programselector

noun
UK /ˈprəʊ.ɡræm sɪˌlek.tər/
US /ˈproʊ.ɡræm sɪˌlek.tɚ/

A program selector is a button or tool that helps you choose which program to use.

Press the program selector to pick the game you want to play.


OTHER MEANINGS

2. A device or switch on a machine that sets it to a particular operating program.

The washing machine's program selector has settings for cotton and wool.

3. A software control that lets a user pick which application or routine will run.

The launcher's program selector lists all installed apps.

4. A part of a TV or radio that chooses between different broadcast programs or channels.

He turned the program selector to find the cartoon channel.