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Synonyms

incestuous

American  
[in-ses-choo-uhs] / ɪnˈsɛs tʃu əs /

adjective

  1. involving incest.

  2. guilty of incest.

  3. being so close or intimate as to prevent proper functioning.

    an incestuous relationship between organized crime and government.


incestuous British  
/ ɪnˈsɛstjʊəs /

adjective

  1. relating to or involving incest

    an incestuous union

  2. guilty of incest

  3. obsolete resulting from incest

    an incestuous bastard

  4. resembling incest in excessive or claustrophobic intimacy

"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 incestuous

1525–35; < Late Latin incestuōsus, equivalent to Latin incestu- stem of incestus incest + -ōsus -ous

Vocabulary lists containing incestuous

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.

Previous studies of ancient DNA obtained from Tut and several other members of the royal family revealed clues to his incestuous lineage.

From Scientific American • Nov. 4, 2022

“My review *IS* coming out and it’s not whitewashed which is what this incestuous club wants.”

From New York Times • May 6, 2022

She alluded to the incestuous nature of Olympic organizational bodies.

From Washington Post • Feb. 11, 2022

The relationship between the two is so incestuous, it is often just two steps away from a certified Greek tragedy — or a family reunion straight out of "Deliverance."

From Salon • Dec. 2, 2021

This loose, slippery, and incestuous relationship between facts and theories is called the principle of underdetermination.

From "The Invention of Science" by David Wootton

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