Pronunciation: (pu-pē'nō), [key]
1. a rounded, cone-shaped hill in a karstic area.
2. Also called melon pear, melon shrub. a Peruvian plant, Solanum muricatum, of the nightshade family, having spiny foliage, bright blue flowers, and edible purple, egg-shaped fruit.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.