Pornography is sexually explicit media produced for sexual arousal. In the U.S. legal definition of pornography, there is an added caveat that the material must be "utterly without redeeming social value."http://legal-dictionary.thefreedictionary.com/Pornography The word "pornography" has its roots in Greek, with "porn" meaning prostitute and "graph" meaning depiction.http://english.pravda.ru/society/sex/94805-0/