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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.
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.]