diamondback rattlesnake
- n large deadly rattlesnake with diamond-shaped markings
diamondback terrapin
- n of marshes along Atlantic and Gulf Coasts of United States
diana
- n English aristocrat who was the first wife of Prince Charles; her death in an automobile accident in Paris produced intense national mourning (1961-1997)
- n (Roman mythology) virgin goddess of the hunt and the Moon; counterpart of Greek Artemis