Meaning : Make or form a layer.
Layer the different colored sands.
Meaning : Single thickness of usually some homogeneous substance.
Slices of hard-boiled egg on a bed of spinach.
Synonyms : bed
Meaning : A relatively thin sheetlike expanse or region lying over or under another.
Meaning : A hen that lays eggs.
Meaning : Thin structure composed of a single thickness of cells.