alluvium
41alluvium — n. (pl. alluvia or alluviums) a deposit of usu. fine fertile soil left during a time of flood, esp. in a river valley or delta. Etymology: L neut. of alluvius adj. f. luere wash …
42valley-side alluvium — A concave slope wash deposit at the base of a hill slope, mountain slope, terrace escarpment, etc., that may or may not include the alluvial toe slope. Compare: base slope, slope alluvium. HP …
43slope alluvium — Sediment gradually transported down mountain or hill slopes primarily by non channel alluvial processes (i.e., slope wash processes) and characterized by particle sorting. Lateral particle sorting is evident on long slopes. In a profile… …
44alluvial deposits — alluvium …
45Alluvia — Alluvium Al*lu vi*um, n.; pl. E. {Alluviums}, L. {Alluvia}. [L., neut. of alluvius. See {Alluvious}.] (Geol.) Deposits of earth, sand, gravel, and other transported matter, made by rivers, floods, or other causes, upon land not permanently… …
46Alluviums — Alluvium Al*lu vi*um, n.; pl. E. {Alluviums}, L. {Alluvia}. [L., neut. of alluvius. See {Alluvious}.] (Geol.) Deposits of earth, sand, gravel, and other transported matter, made by rivers, floods, or other causes, upon land not permanently… …
47alluvial — alluvium ► NOUN ▪ a fertile deposit of clay, silt, and sand left by river flood water. DERIVATIVES alluvial adjective. ORIGIN Latin, from luere to wash …
48river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… …
49Stream terrace — Stream terraces are relict features, such as floodplains, from periods when a stream was flowing at a higher elevation and has downcut to a lower elevation. Stream terraces often appear as plateaus on existing valley walls and indicate earlier… …
50India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …
