Definition of: caryophyllaceous

(kar′ē·ō·fi·lā′shəs) adjective Bot.
1. Pertaining or belonging to a family (Caryophyllaceae) of herbs, the pink family, characterized by stems enlarged at the nodes, opposite entire leaves, and perfect or rarely dioecious flowers: also called silenaceous.
2. Having a tubular calyx with five long-clawed petals. [<NL <Gk. karyophyllon <karyon nut + phyllon leaf]