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tr.v. per·vert·ed, per·vert·ing, per·verts
1. To cause to turn away from what is right, proper, or good; debase: "yet another example of justice being perverted in an attempt to secure more convictions" (Economist).
2. To corrupt (someone) morally. See Synonyms at corrupt.
3. To interpret incorrectly; misconstrue or distort: an analysis that perverts the meaning of the poem.
n. (pûr′vûrt′)
A person whose sexual practices or interests are considered abnormal or deviant.

[Middle English perverten, from Old French pervertir, from Latin pervertere : per-, per- + vertere, to turn; see wer- in Indo-European roots.]

per·vert′er n.
per·vert′i·ble adj.
References in classic literature ?
But tell me, thou perverter of the squirely rules of knight-errantry, where hast thou ever seen or read that any knight-errant's squire made terms with his lord, 'you must give me so much a month for serving you'?
She knew how the unhappy Lord Dovedale, whose mamma had taken a house at Oxford, so that he might be educated there, and who had never touched a card in his life till he came to London, was perverted by Rawdon at the Cocoa-Tree, made helplessly tipsy by this abominable seducer and perverter of youth, and fleeced of four thousand pounds.
His nonbelief extended well to antitheism; his frequent and emphatic identification of organized religion as the biggest perverter of human morality was central to both his act and his personal life.
Ha, em cada esposa, um forte desejo de perverter sua condicao de pseudossantidade; ha, em cada marido, a vontade constante de testar os limites do seu desejo; e ha, em cada puta, o idilico sonho de se tornar esposa.
Ainda que os pluralistas reconhecam aspectos elitistas na conducao dos negocios politicos, isto nao seria suficiente para perverter o sistema democratico, conquanto fosse preservada a igualdade juridica entre os cidadaos e o direito de voto (Dahl, 2006).
In 1879-80, the American Catholic Quarterly Review published a long, damning critique of Beza's translation, provocatively titled "Beza as Translator and Perverter of God's Word.