A horizon

Ablation till

Accelerated erosion

Acid rain

Actinomycetes

Active acidity

Aerobic soil

Algae

Alluvium (Parent materials)

Aminization

Ammonia volatilization

Ammonification

Ammonium fixation

Anaerobic soil

Anion exchange capacity

Argilliturbation

Arthropodes

Autotrophes

Available water storage capacity

B horizon

Bacteria

Basal till

Base saturation

Base-forming cations

Bedrock

Biodiversity

Biota

Brunisolic order

Buffering capacity

Bulk density

C horizon

Calcareous soil

Carbon cycle

Cation exchange capacity

Chelates

Chernozemic A horizon

Chernozemic order

Clay

Coarse fragments

Colloids

Colluvium (Parent materials)

Conservation tillage

Contour stripcropping

Cryosolic order

Cryoturbation

Cumulose parent materials

Cyanobacteria

Denitrification

Diagnostic horizons

Diffuse double layer

Diffusion of solutes

Double layer

E horizon

Earthworms

Eluviation

Eolian parent materials

Eucaryotes

Evaporation

Evapotranspiration

Exchangeable acidity

Exchangeable cations

Fermentation

Field capacity

Fine earth

Forest humus forms

Fungi

Geologic erosion

Glacio-fluvial parent materials

Glacio-lacustrine parent materials

Glacio-marine parent materials

Gleysolic order

Gravimetric water content

Ground water

Gully erosion

Hardsetting

Heavy metals

Heterotrophes

Humic substances

Humus

Hydraulic conductivity

Hydrolysis

Hygroscopic water (or Hygroscopic coefficient)

Illuviation

Immobilization

Isomorphic substitution

Kaolinite

L, F and H horizons

Lacustrine parent materials

Laterization

Leaching

Luvisolic order

Macronutrient

Macropores

Marine parent materials

Mass flow of solutes

Maximum retentive capacity

Micronutrient

Micropores

Mineralization

Moder

Montmorillonite

Mor

Mulch

Mull

Munsell color system (chroma, hue, value)

Mycorrhizae

Nematodes

Nitrification

Nitrogen cycle

Nitrogen fixation

Non-humic substances

O horizon

Organic order

Outwash (Parent materials)

Oxidation

Parent materials

Particle density

Pedology

Pedogenesis

Pedon

Percolation

Permafrost

Permanent charge

Permanent wilting point

Phosphate fixation

Phosphorus cycle

Phyllosilicates

Podzolic B horizon

Podzolic order

Polypedon

Porosity

Potassium cycle

Potassium fixation

Precipitation

Procaryotes

Protozoa

R layer

Radionuclides

Reduction

Regolith

Regosolic order

Residual acidity

Residual parent materials

Rhizosphere

Rill erosion

Runoff

Sand

Sheet erosion

Siderophores

Silicate clay minerals

Silt

Slickensides

Soil

Soil aggregates (peds)

Soil air

Soil family

Soil formation factors

Soil formation processes

Soil great group

Soil horizon

Soil order

Soil organic matter

Soil organisms

Soil pH

Soil physics

Soil profile

Soil quality

Soil solution

Soil structure

Soil structure types

Soil subgroup

Soil texture

Soil water potential

Solonetzic B horizon

Solonetzic order

Solutes

Specific surface area

Sulfur cycle

Terraces

Thermal admittance

Thermal capacity

Thermal conductivity

Thermal diffusivity

Till (morainal) parent materials

Topography

Transpiration

Transported parent materials

Universal soil loss equation (USLE)

Vertebrates

Vertisolic order

Volumetric water content

W horizon

Water infiltration

Water table

Weathering

Wind Erosion Prediction Equation (WEQ)

Windbreaks

Zero Tillage