/leɪə/
noun
A single thickness of some material covering a surface.A (usually) horizontal deposit; a stratum.One of the items in a hierarchy.(by analogy to a stack of transparencies) one in a stack of (initially transparent) drawing surfaces that comprise an image; used to keep elements of an image separate so that they can be modified independently from one another.verb
To cut or divide (something) into layersTo arrange (something) in layers.