to endow with fine or desirable qualities: to enrich one's experience by travelling
3.
to make more beautiful; adorn; decorate: a robe enriched with jewels
4.
to improve in quality, colour, flavour, etc
5.
to increase the food value of by adding nutrients: to enrich dog biscuits with calcium
6.
to make (soil) more productive, esp by adding fertilizer
7.
physics to increase the concentration or abundance of one component or isotope in (a solution or mixture); concentrate: to enrich a solution by evaporation; enrich a nuclear fuel