faceplate
/ˈfeɪsˌpleɪt/
noun 3
Definitions
noun
1
A removable protective shield separating the inner workings of a machine from operator and observer.
The keyboard's faceplate, that is, the cover holding the plastic key against the rubber keyboard, is usually molded ABS (acrylonitrile butadiene styrene) plastic.
2
A rigid flat surface that has an active role in the interaction of a device with an operator or user.
3
A transparent window forming part of a helmet directly in front of the wearer's face, allowing them to see out.
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