Subsoil
noun
1.
the bed or stratum of earth or earthy material immediately under the surface soil.
noun
1.
Also called undersoil. the layer of soil beneath the surface soil and overlying the bedrock
(as modifier): a subsoil plough
verb
2.
(transitive) to plough (land) to a depth below the normal ploughing level and so break up the subsoil
subsoil
(sŭb’soil’)
In an ABC soil, the B horizon. The term was formerly used to mean the layer of earth below the humus or surface soil.
Read Also:
- Subsoiler
noun 1. one who operates a subsoil plow. 2. subsoil plow.
- Subsoil-plow
noun 1. a plow for stirring the subsoil, usually without disturbing the surface.
- Subsolar
adjective 1. situated beneath the sun or between the earth and the sun. 2. between the tropics. adjective 1. (of a point on the earth) directly below the sun 2. situated between the tropics; equatorial
- Subsong
noun 1. an unstructured, often rambling vocalization of low volume heard in young birds and, at the start of the breeding season, in adult birds of certain species. noun 1. a subdued form of birdsong modified from the full territorial song and used by some birds esp in courtship
- Subsonic
adjective 1. noting or pertaining to a speed less than that of sound in air at the same height above sea level. 2. infrasonic. adjective 1. being, having, or travelling at a velocity below that of sound: a subsonic aircraft subsonic (sŭb-sŏn’ĭk) Having a speed less than that of sound in a designated medium, usually […]