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definitions

corpus vile

noun plural corpora vilia (ˈkɔːpərə ˈvɪlɪə)
  1. a person or thing fit only to be the object of an experiment

Word Origin for corpus vile

literally: worthless body
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012