raptorialPronunciation: /rapˈtɔːrɪəl/Definition of raptorial adjective chiefly Zoology (of a bird or other animal) predatory: raptorial birds (of a limb or other organ) adapted for seizing prey: raptorial front legsDerivatives raptorially adverb Origin: early 19th century: from Latin raptor 'plunderer' + -ialraptorial in other Oxford dictionaries Definition of raptorial in the US English dictionary