The meaning of LAYER is one that lays something (such as a worker who lays brick or a hen that lays eggs). How to use layer in a sentence.

A layer of a material or substance is a quantity or piece of it that covers a surface or that is between two other things. ...the depletion of the ozone layer.

n. 1. a. One that lays: a tile layer. b. A hen kept for laying eggs. 2. a. A single thickness of a material covering a surface or forming an overlying part or segment: a layer of dust on the windowsill; a cake …

Definition of layer noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Mar 16, 2026 · Noun layer (plural layers) A single thickness of some material covering a surface.

The noun layer describes a thin piece that's stacked on other thin pieces, like a layer of noodles in a lasagna dish. You can also apply a layer of paint to make your wall color more vivid. Layer can also …

a thickness of some material laid on or spread over a surface: a layer of soot on the window sill; two layers of paint. bed; stratum: alternating layers of basalt and sandstone. a person or thing that lays: a …

A layer is a level, stratum, or division of material or immaterial things, often one of several parallel or stacked sections. It may refer to a coating, sheet, quantity, or thickness of material spread out or …

noun A thickness of some material laid or resting upon or spread over a surface of any kind; a stratum of moderate thickness: as, a layer of paint; successive layers of clay, shale, and slate; a cake made in …

Layer definition: A stem that is covered with soil for rooting while still part of the living plant.