a. 繁茂的, 丰富的, 肥沃的, 华丽的

[医] 过盛的, 过多的

Luxuriant \Lux*u"ri*ant\, a. [L. luxurians, p. pr. of luxuriare:
cf. F. luxuriant. See {Luxuriate}.]
1. Exuberant in growth; rank; excessive; profuse; very
abundant; as, a luxuriant growth of grass; luxuriant
foliage.

Prune the luxuriant, the uncouth refine. --Pope.

2. Producing luxuriant growth; very fertile; -- of soil.
[PJC]

3. Having or producing an abundance of elaborate details;
unrestrained; -- of imagery or ornamentation.
[PJC]

{Luxuriant flower} (Bot.), one in which the floral envelopes
are overdeveloped at the expense of the essential organs.