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.

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If something such as a system or an idea has many layers, it has many different levels or parts.

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 …

LAYER definition: a thickness of some material laid on or spread over a surface. See examples of layer used in a sentence.

We put on two layers of paint. The road was built up with layers of crushed stone and asphalt.

We put on two layers of paint. The road was built up with layers of crushed stone and asphalt.