enrichment

enrichment

CEFR: C1-C2 /en-rich-ment/ [eh0.n.r.ih1.ch.m.ah0.n.t]

To enrich something means to improve its quality, usually by adding something to it. For example:

Example Sentences:
The soya bean originated in China, is used it as 'green manure' to enrich the soil for growing other crops.
It is important to enrich the soil prior to planting.
Their lives were enriched by the experience. = It was a life-enriching experience for them.
Their research has enriched [=improved] our understanding of the problem.
How can I enrich my vocabulary?

To enrich someone also means to make them richer. For example:

Example Sentences:
They tried to enrich themselves at the expense of the poor.

A thing that enriches something is enrichment. For example

Example Sentences:
A reading enrichment program improves education.
When vitamins or nutrients are added to food, that's enrichment because it makes the food healthier.

Enrichment can also mean the state of being enriched. For example:

Example Sentences:
Manure contains plant essential nutrients, but overuse of manure on agricultural land can cause nutrient enrichment in soils, consequently leading to groundwater eutrophication.
Native North American grasses develop an extensive root system, allowing for greater enrichment of the soil.