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addaword.gifdefinition of orca

noun
another name for a killer whale, a type of animal which belongs to the dolphin family
Submitted by: Daisy from Hong Kong on 12/05/2013 11:55:00
Definition of orca from the Open Dictionary – a public resource hosted by Macmillan English Dictionary Online

dark pool

a method of financial trading in which share prices are hidden and not openly available to the public

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alms

money, food, or clothes given to poor people