The human eye has three layers of eye tissue: the fibrous layer, the vascular layer, and the retina. Each of these layers performs a different function in helping a human see or in eye, as well as forms a place for muscles to attach to. The vascular layer protects portions of the eye. The fibrous layer of eye tissue allows light to enter the ourishes the eye and controls how much light comes into it. The retina is the section of the eye that allows a person to see. The fibrous layer has two distinct parts.
Noun. 1. alluvial soil-a fine-grained fertile soil deposited by water flowing over flood plains or in river beds. alluvial deposit, alluvial sediment, alluvium, alluvion-clay or silt or gravel carried by rushing streams and deposited where the stream slows down.. alluvial soil-a fine-grained fertile soil deposited by water flowing over flood plains or in river beds. alluvial deposit, alluvial sediment, alluvium, alluvion-clay or silt or gravel carried by rushing streams and deposited where the stream slows down.
Sentence Examples. 1  ALLUVIUM, soil or land deposited by running water. 2  The northern half of the province is flat, and even marshy along the coast, and consists of a broad band of alluvium formed by the series of parallel rivers descending from the south. Korean soil consists largely of light sandy loam, disintegrated lava, and rich, stoneless alluvium, from 3 to 1 0 ft. The finer material constituting alluvium, often described as silt, is sand and mud.