AskDefine | Define subsoil

Dictionary Definition

subsoil n : the layer of soil between the topsoil and bedrock [syn: undersoil]

User Contributed Dictionary



  1. The layer of earth that is below the topsoil.


Extensive Definition

For the album by Biosphere, see Substrata (album)
Subsoil is the layer of soil under the topsoil on the surface of the ground. The subsoil may include substances such as clay and has only been partially broken down by air, sunlight, water etc., to produce true soil. Below the subsoil is the substratum, which can be residual bedrock, sediments, or aeolian deposits, largely unaffected by soil-forming factors active in the subsoil. It contains partially weathered particles

External links

subsoil in Swedish: Alv (jord)

Synonyms, Antonyms and Related Words

acres, alluvion, alluvium, arable land, clay, clod, crust, dirt, dry land, dust, earth, freehold, glebe, grassland, ground, land, landholdings, lithosphere, marginal land, marl, mold, real estate, real property, region, regolith, sod, soil, subaerial deposit, terra, terra firma, terrain, territory, the country, topsoil, woodland
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