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orca
(ôr′kə)
noun
killer whale
See orca in American Heritage Dictionary 4
noun
See killer whale.
Origin:
Origin: Latin ōrca, whale
Origin: , probably alteration (probably influenced by ōrca, vessel)
Origin: of Greek orux, orug-, pickax, a kind of large fish or whale
Origin: , perhaps from orussein, to dig
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