English

Definition of richness noun from the Oxford Advanced Learner's Dictionary

 

richness

 noun
noun
BrE BrE//ˈrɪtʃnəs//
 
; NAmE NAmE//ˈrɪtʃnəs//
 
[uncountable]
 
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the state of being rich in something, such as colour, minerals or interesting qualities the richness and variety of marine life This new colour will add warmth and richness to your natural hair shade. the richness of his singing voice compare wealth
See the Oxford Advanced American Dictionary entry: richness