Толковый словарь английского языка - layer

I. noun Date: 13th century one that lays (as a worker who lays brick or a hen that lays eggs), 2. one thickness, course, or fold laid or lying over or under another, stratum, horizon 2, 3. a branch or shoot of a plant that roots while still attached to the parent plant, a plant developed by ~ing, ~ed adjective II. verb Date: 1832 transitive verb to propagate (a plant) by means of ~s, 2. to place as a ~, to place a ~ on top of , to form or arrange in ~s, intransitive verb 1. to separate into ~s, to form out of superimposed ~s, to form roots where a stem comes in contact with the ground