Search Result for "subsoil": 
Wordnet 3.0

NOUN (1)

1. the layer of soil between the topsoil and bedrock;
[syn: subsoil, undersoil]


The Collaborative International Dictionary of English v.0.48:

Subsoil \Sub"soil`\, n. The bed, or stratum, of earth which lies immediately beneath the surface soil. [1913 Webster] Subsoil plow, a plow having a share and standard but no moldboard. It follows in the furrow made by an ordinary plow, and loosens the soil to an additional depth without bringing it to the surface. --Knight. [1913 Webster]
The Collaborative International Dictionary of English v.0.48:

Subsoil \Sub"soil`\, v. t. To turn up the subsoil of. [1913 Webster]
WordNet (r) 3.0 (2006):

subsoil n 1: the layer of soil between the topsoil and bedrock [syn: subsoil, undersoil]
Moby Thesaurus II by Grady Ward, 1.0:

35 Moby Thesaurus words for "subsoil": 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