Fertilizer
A fertilizer (American English) or fertiliser (British English; see spelling differences) is any material of natural or synthetic origin (other than liming materials) that is applied to soils or to plant tissues to supply one or more plant nutrients essential to the growth of plants. Many sources of fertilizer exist, both natural and industrially produced.
Fertiliser (noun)
alternative spelling of fertilizer
Fertilizer (noun)
A natural substance that is used to make the ground more suitable for growing plants.
Fertilizer (noun)
A chemical compound created to have the same effect.
Fertilizer (noun)
a chemical or natural substance added to soil or land to increase its fertility
“sewage sludge could be a valuable fertilizer for use in British forests”