narwhal
noun /ˈnɑːwəl/
/ˈnɑːrwɑːl/
- a small white whale from the Arctic region. The male narwhal has a long tusk (= outer tooth).
独角鲸(生活于北极地区,雄性有一长牙) 词源mid 17th cent.: from Dutch narwal, Danish narhval, based on Old Norse nár ‘corpse’, with reference to skin colour.