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pervert

American  
[per-vurt, pur-vert] / pərˈvɜrt, ˈpɜr vərt /

verb (used with object)

  • perverts,
    present (3rd person singular)
  • perverted,
    past participle,  past
  • perverting
    present participle
  1. to affect with perversion.

  2. to lead astray morally.

    Synonyms:
    demoralize, corrupt, seduce
  3. to turn away from the right course.

    Synonyms:
    divert
  4. to lead into mental error or false judgment.

    Synonyms:
    misguide, mislead
  5. to turn to an improper use; misapply.

  6. to misconstrue or misinterpret, especially deliberately; distort.

    to pervert someone's statement.

  7. to bring to a less excellent state; vitiate; debase.

    Synonyms:
    degrade, impair, defile, pollute
  8. Pathology. to change to what is unnatural or abnormal.

  9. to convert or persuade to a religious belief regarded as false or wrong.


noun

  • perverts
    plural
  1. a person who practices sexual perversion.

  2. Pathology. a person affected with perversion.

  3. a person who has been perverted, or turned from what is right, especially to a religious belief regarded as erroneous.

pervert British  

verb

  1. to use wrongly or badly

  2. to interpret wrongly or badly; distort

  3. to lead into deviant or perverted beliefs or behaviour; corrupt

  4. to debase

"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

noun

  1. a person who practises sexual perversion

"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

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Etymology

Origin of pervert

First recorded in 1300–50; (for the verb) Middle English perverten, from Latin pervertere “to overturn, subvert,” from per- per- + vertere “to turn”; (for the noun) noun use of obsolete pervert “perverted”

Explanation

To pervert something is to corrupt it. For example, you could "pervert the course of justice" by lying on the witness stand. Another common use of pervert is as a word for a person who is sexually deviant; however, people also use this word more loosely to describe anyone who seems creepy. Perverting also means changing or subverting something. A cop who breaks the law is perverting the law. A criminal who convinces other people to become criminals is perverting them. So when you think of pervert, think change — change for the worse.

Keep Reading on Vocabulary.com

Vocabulary lists containing pervert

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Tolkien, a scholar of Old English, studied the “theory of courage” found in poems such as the ancient epic “Beowulf,” redeeming what he called the “noble northern spirit” from the fascists who would pervert it.

From The Wall Street Journal Jan. 22, 2026

Two others were sentenced alongside Hunter after previously pleading guilty to attempting to pervert the course of justice.

From BBC Dec. 17, 2025

Acting High Court of Fiji Chief Justice Salesi Temo sentenced the 70-year-old in the capital Suva on a conviction for attempting to pervert the course of justice.

From Seattle Times May 8, 2024

When publications can’t simply die, when they’re forced to roam the Earth in search of salvation, they pervert the very thing they were once trying to accomplish.

From Slate Mar. 11, 2024

Either he’s still thinking about John the pervert or he’s remembering how hard it was to talk to Mom about anything.

From "Please Ignore Vera Dietz" by A.S. King

“It inverts, or you might say perverts, the assumptions at the very foundation of the justification for the free market,” he said.

From Los Angeles Times Jul. 23, 2024

“If terrorism and violence in the name of dissent cannot be condoned, neither can violence that is officially sanctioned. Such action perverts the legal system that alone assures the survival of our traditions,” he said.

From Washington Post Dec. 15, 2022

"They need protection from perverts like you," echoed conservative author Michael Malice.

From Salon Jul. 15, 2022

Ambition perverts the love between parent and child, husband and wife, brother and sister.

From New York Times Feb. 15, 2022

Imperfect knowledge perverts the noblest sentiments; widened and perfected knowledge strengthens their power.

From Scientific American Supplement, No. 488, May 9, 1885 by Various

Mr. Mladenov has offered assurances that none of these provisions will be perverted to keep Hamas in power, and he has a team including a two-star U.S. general working to prevent that.

From The Wall Street Journal Aug. 11, 2026

The officer is alleged to have perverted the course of justice, but police said no arrests had been made.

From BBC Aug. 10, 2026

Now imagine that kind of corrupted, perverted system of justice writ large.

From Los Angeles Times May 24, 2026

Reprehensible such people may be, but they are motivated by a kind of perverted idealism.

From Salon Sep. 28, 2025

The light, his head, and the wall, he thought, as though he were an initiate or some perverted eclipse created without the consent of nature.

From "The Great Santini" by Pat Conroy

A British woman has been jailed for six years in Hong Kong for blackmail and perverting the course of justice after a court found she made a false allegation of rape.

From BBC Jul. 22, 2026

Joel Bodmer, who stood for selection as Labour's candidate for the Croydon East constituency, has been charged with perverting the course of justice in relation to allegedly altering phone records.

From BBC May 19, 2026

Hong Kong police first arrested the man, but within hours released him and arrested Rose, charging her with blackmail and later with perverting the course of public justice.

From BBC Apr. 22, 2026

The ombudsman had been reported for the potential offences of perverting the course of justice and misconduct in public office.

From BBC Apr. 20, 2026

That business in the note about “misleading and perverting the young” had been badly misunderstood and misinterpreted.

From "A Confederacy of Dunces" by John Kennedy Toole

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