(US, originally in right-wing discourse, otherwise humorous) A fictitious government committee which is responsible for choosing which of various patients will receive healthcare, and which withholds life-saving treatment from some in order to reduce costs.

plural of panel van

plural of control panel

plural of modesty panel

(roofing) A metal roof panel, typically a double standing seam or batten seam; usually requires solid decking underneath and relies of slope to shed water

An array of connected solar cells

plural of solar panel

A touch screen.

plural of panel discussion

A conversation about a specific topic conducted by a group of experts, usually either in the presence of an audience or in a broadcast (or both).