I. noun Etymology: Middle English cylte, probably of Scandinavian origin; akin to Norwegian dialect sylt beach flooded at high tide; akin to Old High German sulza salt marsh, Old English sealt salt Date: 15th century 1. loose sedimentary material with rock particles usually 1/20 millimeter or less in diameter; also soil containing 80 percent or more of such silt and less than 12 percent of clay 2. a deposit of sediment (as by a river) • silty adjective II. verb Date: 1799 intransitive verb to become choked or obstructed with silt — often used with up <
the channel silted up
transitive verb to choke, fill, cover, or obstruct with silt or mud <
the beaver had silted the creek — Hugh Fosburgh
siltation noun

New Collegiate Dictionary. 2001.


Look at other dictionaries:

  • Silt — is soil or rock derived granular material of a grain size between sand and clay. Silt may occur as a soil or as suspended sediment in a surface water body. It may also exist as soil deposited at the bottom of a water body. Source Silt is… …   Wikipedia

  • silt — [silt] n. [ME cylte, prob. < Scand, as in Norw & Dan dial. sylt, salt marsh, akin to OHG sulza, brine: for IE base see SALT] 1. sediment suspended in stagnant water or carried by moving water, that often accumulates on the bottom of rivers,… …   English World dictionary

  • Silt — Silt, v. t. [imp. & p. p. {Silted}; p. pr. & vb. n. {Silting}.] To choke, fill, or obstruct with silt or mud. [1913 Webster] …   The Collaborative International Dictionary of English

  • Silt — Silt, CO U.S. town in Colorado Population (2000): 1740 Housing Units (2000): 668 Land area (2000): 2.821723 sq. miles (7.308230 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.821723 sq. miles (7.308230 sq.… …   StarDict's U.S. Gazetteer Places

  • Silt — Silt, v. i. To flow through crevices; to percolate. [1913 Webster] …   The Collaborative International Dictionary of English

  • Silt — (s[i^]lt), n. [OE. silte gravel, fr. silen to drain, E. sile; probably of Scand. origin; cf. Sw. sila, prob. akin to AS. se[ o]n to filter, s[=i]gan to fall, sink, cause to sink, G. seihen to strain, to filter, OHG. s[imac]han, Icel. s[imac]a,… …   The Collaborative International Dictionary of English

  • silt — ● silt nom masculin (anglais silt, limon) Sédiment meuble de la classe des lutites (4 à 62 μm). Roche sédimentaire plus ou moins consolidée qui en dérive …   Encyclopédie Universelle

  • silt — s.m.inv. TS geol. sedimento clastico incoerente formato da granuli di dimensioni comprese tra 1|16 e 1|256 di mm {{line}} {{/line}} DATA: 1981. ETIMO: dall ingl. silt propr. fango …   Dizionario italiano

  • Silt — der; s <aus engl. silt »Schlamm, Schlick, Treibsand«, dies aus dem Skand. (dän. u. norw. sylt)> feinkörniges, ↑klastisches Sediment (Geol.) …   Das große Fremdwörterbuch

  • silt — mid 15c., originally sediment deposited by seawater, probably from M.L.G. or M.Du. silte, sulte salt marsh, brine, related to O.E. sealt, O.H.G. sulza saltwater, Ger. Sulze brine (see SALT (Cf. salt)). The verb meaning to become choked with silt… …   Etymology dictionary

  • silt — ► NOUN ▪ fine sand, clay, or other material carried by running water and deposited as a sediment. ► VERB ▪ fill or block with silt. DERIVATIVES siltation noun silty adjective. ORIGIN probably originally denoting a salty deposit; related to… …   English terms dictionary

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