What does PANEL mean?

noun

1. sheet that forms a distinct (usually flat and rectangular) section or component of something
2. a committee appointed to judge a competition
3. (law) a group of people summoned for jury service (from whom a jury will be chosen)
4. a group of people gathered for a special purpose as to plan or discuss an issue or judge a contest etc
5. a soft pad placed under a saddle
6. a piece of cloth that is generally triangular or tapering; used in making garments or umbrellas or sails
7. (computer science) a small temporary window in a graphical user interface that appears in order to request information from the user; after the information has been provided the user dismisses the box with `okay' or `cancel'
8. electrical device consisting of a flat insulated surface that contains switches and dials and meters for controlling other electrical devices“he checked the instrument panel”