illuminated panel
nounUK /ɪˈluːmɪneɪtɪd ˈpænəl/
US /ɪˈluːmɪneɪtɪd ˈpænəl/
A flat board that has a light inside so it glows and is easy to see.
The exit sign was an illuminated panel above the door.
OTHER MEANINGS
2. A flat screen that shows pictures or words using its own light.
The museum used an illuminated panel to explain the painting.
3. A thin light source used for tracing or viewing slides.
She placed the drawing on the illuminated panel to copy it.
4. A glowing board on a machine that shows buttons or information.
He pressed the button on the illuminated panel to start the machine.