Webster 1913 Edition
The quality or state of being rich (in any sense of the adjective).
Webster 1828 Edition
3.Fertility; fecundity; fruitfulness; the qualities which render productive; as the richness of a oil.
4.Fullness; abundance; as the richness of a treasury.
5.Quality of abounding with something valuable; as the richness of a mine or an ore; the richness of milk or of cane-juice.
6.Abundance of any ingredient or quality; as the richness of spices or of fragrance.
7.Abundance of beautiful scenery; as the richness of a landscape or prospect.
8.Abundance of nutritious qualities; as the richness of diet.
9.Abundance of high seasoning; as the richness of cake.
10.Strength; vividness; or whatever constitutes perfection; as the richness of color or coloring.
11.Abundance of imagery or of striking ideas; as richness of description.