The state or quality of being rich; richdom.(noun)
The number of types in a community.(noun)
The result or product of being rich.(noun)
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Use "richness" in a sentence
"But now the richness is coming back home to Gujarat."
"Not that much richer, of course, but at my age every little bit of richness is double plus good."
"But the test pans increase in richness, 20, then 60 cents, then a dollar from a single shovel-full of dirt; three and four dollar pans, then a $5 pan, then breaking through rotten quartz, six feet down and more and Bill's song of triumph: Sufferin 'Sardanopolis!"