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). intersection(Noun) The set containing all the elements that are common to two or more sets.