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Webster’s Dictionary (1828)

98,828 entries. Headwords are matched first, then definition text.

15 words match “ALLUVIAL”

ALLUVIAL a.
deposits made by flowing water; washed away from one place and deposited in another; as, alluvial soil, mud, accumulations, deposits.
ALLUVIOUS n.
Alluvial. [R.] Johnson.
AMBER n.
A yellowish translucent resin resembling copal, found as a fossil in alluvial soils, with beds of lignite, or on the seashore in many places. It takes a fine polish, and is used for pipe mouthpieces, beads, etc., and as a basis for a fine varnish. By friction, it becomes strongly electric.
ATTERRATE v.
To fill up with alluvial earth. [Obs.] Ray.
ATTERRATION n.
The act of filling up with earth, or of forming land with alluvial earth. [Obs.]
BOTTOM n.
Low land formed by alluvial deposits along a river; low-lying ground; a dale; a valley. "The bottoms and the high grounds." Stoddard.
BRASH n.
Broken and angular fragments of rocks underlying alluvial deposits. Lyell.
DEPOSITION n.
That which is deposited; matter laid or thrown down; sediment; alluvial matter; as, banks are sometimes depositions of alluvial matter.
FORMATION n.
ses designated with reference to their origin; as, the siliceous formation about geysers; alluvial formations; marine formations.
GEEST n.
Alluvial matter on the surface of land, not of recent origin. R. Jameson.
INTERVAL; INTERVALE n.
A tract of low ground between hills, or along the banks of a stream, usually alluvial land, enriched by the overflowings of the river, or by fertilizing deposits of earth from the adjacent hills. Cf. Bottom, n., 7. [Local, U. S.] The woody intervale just beyond the marshy land. The Century.
STREAM n.
ether in some definite direction. -- Stream tin, particles or masses of tin ore found in alluvial ground; -- so called because a stream of water is the principal agent used in separating the ore from the sand and gravel. -- Stream works (Cornish Mining), a place where an alluvial deposit of tin ore is worked. Ure. -…
STREAM GOLD n.
Gold in alluvial deposits; placer gold.
VALLEY n.
ions intersecting a country, including usually the bed of a stream, with frequently broad alluvial plains on one or both sides of the stream. Also used figuratively. The valley of the shadow of death. Ps. xxiii. 4. Sweet interchange Of hill and valley, rivers, woods, and plains. Milton.
WARP n.
A slimy substance deposited on land by tides, etc., by which a rich alluvial soil is formed. Lyell.