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Synonyms

contradictory

American  
[kon-truh-dik-tuh-ree] / ˌkɒn trəˈdɪk tə ri /

adjective

  1. asserting the contrary or opposite; contradicting; inconsistent; logically opposite.

    contradictory statements.

    Synonyms:
    paradoxical, irreconcilable
  2. tending or inclined to contradict.


noun

plural

contradictories
  1. Logic. a proposition so related to a second that it is impossible for both to be true or both to be false.

contradictory British  
/ ˌkɒntrəˈdɪktərɪ /

adjective

  1. inconsistent; incompatible

  2. given to argument and contention

    a contradictory person

  3. logic (of a pair of statements) unable both to be true or both to be false under the same circumstances Compare contrary subcontrary

"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. logic a statement that cannot be true when a given statement is true or false when it is false

"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

  • contradictorily adverb
  • contradictoriness noun
  • intercontradictory adjective
  • noncontradictory adjective
  • uncontradictory adjective

Etymology

Origin of contradictory

First recorded in 1350–1400; Middle English, from Late Latin contrādictōrius; equivalent to contradict + -ory 1

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.

Sondheim’s were instead tamed by his art, Okrent suggests, which shaped his “textured, contradictory, troubling, and gratifying life.”

From Los Angeles Times • Mar. 17, 2026

Or, worse still, he has proclaimed many objectives, some of them contradictory with one another, many of them inconsistent with objectives proclaimed by his top advisers, because they don’t know what his objectives are either.

From Slate • Mar. 13, 2026

It may sound contradictory, but these enormous voids are filled with the vacuum of spacetime.

From Science Daily • Mar. 10, 2026

The suit filed Monday in a California federal court alleges that Joby’s actions undermine national security and run contradictory to its branding as an “American-made” air-taxi manufacturer.

From The Wall Street Journal • Mar. 9, 2026

They all talked at once, their voices insistent and contradictory and impatient, making of unreality a possibility, then a probability, then an incontrovertible fact, as people will when their desires become words.

From "The Sound and the Fury" by William Faulkner