Risso's dolphin
Pronunciation: /ˈrɪsəʊz/
Definition of Risso's dolphin
noun
- a grey dolphin which has a rounded snout with no beak, and long black flippers, living mainly in temperate seas. Also called grampus.
- Grampus griseus, family Delphinidae
Origin:
late 19th century: named after Giovanni A. Risso (1777–1845), Italian naturalist