WordWeb Online

1. Marked by complexity and richness of detail
   - elaborate
    
2. Displaying luxury and furnishing gratification to the senses
   - epicurean, luxurious, sybaritic, voluptuary, voluptuous
    
3. Produced or growing in extreme abundance
   "their luxuriant blooming"
   - exuberant, lush, profuse, riotous

See also: abundant, fancy, indulgent, luxuriance, luxuriantly, luxuriate

Encyclopedia: Luxuriant