1. (Science: astronomy) a northern constellation, supposed to represent the mythical andromeda.
2. (Science: botany) a genus of ericaceous flowering plants of northern climates, of which the original species was found growing on a rock surrounded by water.
Origin: L, fr. Gr, the daughter of Cepheus and Cassiopeia. When bound to a rock and exposed to a sea monster, she was delivered by perseus.