layer

definition: thin structure composed of a single thickness of cells
example:
speech part: noun
synonyms:
definition: a hen that lays eggs
example:
speech part: noun
synonyms:
definition: single thickness of usually some homogeneous substance
example:
speech part: noun
synonyms: bed
definition: an abstract place usually conceived as having depth
example:
speech part: noun
synonyms: level stratum
definition: a relatively thin sheetlike expanse or region lying over or under another
example:
speech part: noun
synonyms:
definition: make or form a layer
example: layer the different colored sands
speech part: verb
synonyms:

layer is explained and pronounced

How layer is being used?