Plate

Plate generally refers to a thin, flat sheet, commonly of metal.

Plate may also refer to:
* Plate electrode, a type of electrode that formed part of a vacuum tube
* Tectonic plate, in geology, a piece of the Earth's crust featured in plate tectonics, a theory of geology developed to explain the phenomenon of continental drift
* Plate (dishware), an item of dishware
* Plate is a mainly British, mainly antiquated term for sterling silver flatware and holloware
* In British heraldry, a plate is a roundel argent
* Home plate, a piece of equipment in baseball
* Vehicle registration plate, a small metal or plastic plate attached to a motor vehicle for official identification purposes
* Plate such as steel plate is sheet metal in a thicker form, such as is used for boilermaking or shipbuilding. The footplate of a steam locomotive was made of such plate. Its thickness starts at about 6 mm or 1/4 inch (See also Structural steel)
* Photographic plate, an early type of photographic film
* Printing plate, a plate used in lithographic printing, see also block printing
* In fluid dynamics, flow over a flat plate refers to fluid flowing over a flat plate and the study of the viscous forces that arise

See also Plat (onomastics)