a type of mental disorder characterized by a preference for or obsession with unusual sexual practices, as pedophilia, sadomasochism, or exhibitionism.
- Also called sexual deviation.
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British Dictionary definitions for paraphilia
any abnormal sexual behaviour; sexual anomaly or deviation
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