soilˈless adjective

soilˈ-bound adjective

Attached to the soil

soil creep noun (geology)

The very slow but continuous movement of soil and rock fragments down a slope

soil mechanics singular noun

A branch of civil engineering concerned with the ability of different soils to withstand the use to which they are put

soil science noun

The study of the composition and uses of soil

soil² /soil/

1. Dirt
2. Dung
3. Filth
4. Sewage
5. A spot or stain
6. A wallowing-place (obsolete)
7. A watery place where a hunted animal takes refuge

1. To make dirty
2. To stain
3. To manure

1. To become dirty or stained
2. To tarnish

soiled adjective

soilˈiness noun (rare)

1. Stain
2. Foulness

soilˈing noun and adjective

soilˈless adjective

Unstained

soilˈure noun (archaic)

1. Stain
2. Pollution

soilˈy adjective

soil pipe noun

An upright pipe which carries away waste water and sewage from a building into a sewer or drain