Word Study
orca
WORDNET DICTIONARY
Noun orca has 1 sense
- orca(n = noun.animal) grampus, killer, killer whale, orcinus orca, sea wolf - predatory black-and-white toothed whale with large dorsal fin; common in cold seas; Array is a kind of dolphin
is a member of genus orcinus, orcinus
OXFORD DICTIONARY
orca, n.
1 any of various whales, esp. the killer whale.
2 any other large sea-animal or monster.
1 any of various whales, esp. the killer whale.
2 any other large sea-animal or monster.
Etymology
F orque or L orca a kind of whale
For further exploring for "orca" in Webster Dictionary Online