enrich

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To make rich or richer.
2. v. To make fuller, more meaningful, or more rewarding: An appreciation of art will enrich your life.
3. v. To add fertilizer to.
4. v. To add nutrients to: The dairy enriched its milk with vitamin D.
5. v. To add to the beauty or character of; adorn: "Glittering tears enriched her eyes” ( Arnold Bennett).
6. v. Physics To increase the amount of one or more radioactive isotopes in (a material, especially a nuclear fuel).

Century Dictionary and Cyclopedia

1. To make rich, wealthy, or opulent; supply with abundant property: as, agriculture, commerce, and manufactures enrich a nation.
2. To fertilize; make fertile; supply with nutriment for plants.
3. To supply with an abundance of anything desirable; fill or store: as, to enrich the mind with knowledge, science, or useful observations.
4. To supply with anything splendid or ornamental; adorn: as, to enrich a painting with elegant drapery; to enrich a poem or an oration with striking metaphors or images; to enrich a capital with sculpture.
5. Synonyms To endow.
6. To decorate, ornament, embellish.

Wiktionary

1. v. transitive To make (someone) rich or richer.
2. v. transitive To adorn, ornate more richly.
3. v. transitive To improve the state of something.
4. v. transitive To add nutrients or fertilizer to the soil; to fertilize.
5. v. physics (transitive) To increase the amount of one isotope in a mixture of isotopes, especially in a nuclear fuel.
6. v. transitive To add nutrients to foodstuffs; to fortify

GNU Webster's 1913

1. v. To make rich with any kind of wealth; to render opulent; to increase the possessions of.
2. v. To supply with ornament; to adorn.
3. v. To make rich with manure; to fertilize; -- said of the soil.
4. v. To supply with knowledge; to instruct; to store; -- said of the mind.

WordNet 3.0

1. v. make better or improve in quality
2. v. make wealthy or richer