Silt. Silt is granular material of a size somewhere between sand and clay whose mineral origin is quartz and feldspar. 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.
In North America, a grade-separated junction may be referred to as a grade separation or as an interchange â in contrast with an intersection, at-grade, a diamond crossing or a level crossing, which are not grade-separated. 1 Effects.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  intersection(Noun) The junction of two (or more) paths, streets, highways, or other thoroughfares. 2  intersection(Noun) The point or set of points common to two geometrical objects (such as the point where two lines meet or the line where two planes intersect).