Dictionary.com
Thesaurus.com

denaturalize

American  
[dee-nach-er-uh-lahyz] / diˈnætʃ ər əˌlaɪz /
especially British, denaturalise

verb (used with object)

denaturalized, denaturalizing
  1. to deprive of proper or true nature; make unnatural.

  2. to deprive of the rights and privileges of citizenship or of naturalization.


denaturalize British  
/ diːˈnætʃrəˌlaɪz /

verb

  1. to deprive of nationality

  2. to make unnatural

"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

Other Word Forms

Etymology

Origin of denaturalize

First recorded in 1790–1800; de- + naturalize

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:

My job as a historian, regardless of the topic, is to denaturalize what we take for granted.

From Slate May 27, 2026

The federal government has to meet a high burden of proof when attempting to denaturalize a citizen, plus it can only proceed by a judicial order.

From Slate Apr. 16, 2025

As attorney general, Mr. Civiletti successfully argued before the Supreme Court for the government’s right to denaturalize Nazi war criminals.

From New York Times Oct. 17, 2022

Demjanjuk's legal troubles began in 1977, when the Government initiated a proceeding to denaturalize him.

From Time Mar. 22, 2012

Christianity does not denaturalize, but only sanctifies and refines according to the laws of nature.

From A Short History of Monks and Monasteries by Alfred Wesley Wishart

Influencers and commenters piled on, asking why, if the situation was so dire, no one had been arrested, deported or denaturalized.

From Salon Dec. 29, 2025

One fact often getting lost in the shuffle is that a naturalized citizen cannot be denaturalized for anything that happens after their naturalization.

From Slate Jul. 11, 2025

Fewer than 150 people had been denaturalized in American courts in the previous 50 years, almost all of them Nazis, war criminals or people who were convicted of federal crimes tied to large-scale immigration fraud.

From New York Times Aug. 26, 2020

Some were German citizens; others fled to Germany before they were denaturalized in the United States.

From Washington Post Dec. 16, 2017

Rather he felt that things of far more worth than political opinions—natural instincts, sympathies, passions, intuitions—were being disintegrated or denaturalized.

From Browning's England A Study in English Influences in Browning by Helen Archibald Clarke

You’ve said that part of what you’re doing in the class is denaturalizing what we take for granted.

From Slate May 27, 2026

The extraordinary process of denaturalizing an American citizen has occurred very rarely, with the Justice Department filing an estimated 300 civil denaturalization cases since 1990.

From Slate Jun. 11, 2018

Such is the effect of time, and communication among nations, that the mixture with an heterogenous language has not only an influence upon roots, but most frequently ends by modifying and denaturalizing grammatical forms.

From Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 by Alexander von Humboldt

There could hardly be a more effective method for degrading his manhood and denaturalizing his family.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 8 "Chariot" to "Chatelaine" by Various

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training