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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.

Incestuous marriages were common among the pharaohs' royal lines as well as among the ruling classes of ancient Ireland and other cultures.

From Salon • Sep. 12, 2022

Incestuous unions occurred among Chippewas and other American Indians.

From Primitive Love and Love-Stories by Finck, Henry Theophilus