- noun one of several or more horizontal parts
- A defined thickness which is part of a material, or which surrounds it. For example, an atmospheric or ionospheric layer, a layer in a semiconductor, or that produced through plating.
- In communications and computers, a defined set of capabilities, functions, and protocols which pertain to a given stratum within a hierarchical arrangement. For instance, any of the seven layers within OSI Reference Model.
Not what you were looking for?