the world > the earth > structure of the earth > constituent materials > earth or soil > kind of earth or soil > [noun] > soil type or phase (2)
a particular kind of soil; spec. in Soil Science, a subdivision of a soil series made according to the texture of the surface horizon, and…
each of a number of soils that belong to the same soil type or soil series but differ in some feature such as stoniness, slope, etc.