1. 
[syn: mourning cloak, mourning cloak butterfly, Camberwell beauty, Nymphalis antiopa]
The Collaborative International Dictionary of English v.0.48:
Nymphalis \Nymphalis\ prop. n.
   The type genus of the Nymphalidae, including the mourning
   cloak butterfly (Nymphalis antiopa).
   Syn: genus Nymphalis.
        [WordNet 1.5]
WordNet (r) 3.0 (2006):
Nymphalis antiopa
    n 1: of temperate regions; having dark purple wings with yellow
         borders [syn: mourning cloak, mourning cloak butterfly,
         Camberwell beauty, Nymphalis antiopa]