a. [ Named after Olaf Bromel, a Swedish botanist. ] (Bot.) Pertaining to, or resembling, a family of endogenous and mostly epiphytic or saxicolous plants of which the genera Tillandsia and Billbergia are examples. The pineapple, though terrestrial, is also of this family. [ 1913 Webster ]

a. (Bot.) Pertaining to a natural order (Meliacae) of plants of which the genus Melia is the type. It includes the mahogany and the Spanish cedar. [ 1913 Webster ]