1
: in a beautiful and expensive way
The room was richly decorated/ornamented.
richly dressed
2
: in a pleasingly strong way
richly fragrant/colored/flavored
a richly rewarding [=very satisfying] experience
3
: in a generous way
They were richly rewarded for their efforts.
4
: completely or fully
The reward/punishment he received was richly deserved.
5
: having a large amount of something
The book is richly illustrated. [=the book has many illustrations]
a richly detailed description



