To plate something with chromium.

(UK, Australia) A plastic square sticker consisting of a large red letter P on a white background, placed on a vehicle to indicate that the driver only has a provisional (UK: probationary) driver's licence.

An identifying tag, usually of metal, bearing a unique sequence of letters, numbers, or both, and placed at the back and, sometimes, also at the front of a motor vehicle.

Third-person singular simple present indicative form of silver plate

present participle of silver plate

(Britain) Either of a pair of rectangular metal plates bearing an alphanumeric code, fixed to the front and rear of a motor car to show its identity as registered with the DVLA.

(analytical chemistry, chemistry) A flat plate with multiple "wells" used as small test tubes

(chemistry, biochemistry) A piece of laboratory equipment used to detect the changes that might occur in a microtiter plate.

(analytical chemistry, chemistry) A flat plate with multiple "wells" used as small test tubes.

A Fresnel zone plate.