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contrary

American  
[kon-trer-ee, kuhn-trair-ee] / ˈkɒn trɛr i, kənˈtrɛər i /

adjective

  1. opposite in nature or character; diametrically or mutually opposed.

    contrary to fact; contrary propositions.

    Synonyms:
    counter, conflicting, contradictory
  2. opposite in direction or position.

    departures in contrary directions.

  3. being the opposite one of two.

    I will make the contrary choice.

  4. unfavorable or adverse.

    Synonyms:
    hostile, unfriendly
    Antonyms:
    favorable
  5. perverse; stubbornly opposed or willful.

    Synonyms:
    pigheaded, stubborn, headstrong, obstinate, intractable
    Antonyms:
    complaisant, obliging

noun

plural

contraries
  1. something that is contrary or opposite.

    to prove the contrary of a statement.

  2. either of two contrary things.

  3. Logic. a proposition so related to another proposition that both may not be true though both may be false, as with the propositions “All judges are male” and “No judges are male.”

adverb

  1. in opposition; oppositely; counter.

    to act contrary to one's own principles.

idioms

  1. by contraries, contrary to expectation.

  2. on the contrary,

    1. in opposition to what has been stated.

    2. from another point of view.

      On the contrary, there may be some who would agree with you.

  3. to the contrary,

    1. to the opposite effect.

      I believe he is innocent, whatever they may say to the contrary.

    2. to a different effect.

contrary British  
/ ˈkɒntrərɪ /

adjective

  1. opposed in nature, position, etc

    contrary ideas

  2. perverse; obstinate

  3. (esp of wind) adverse; unfavourable

  4. (of plant parts) situated at right angles to each other

  5. logic (of a pair of propositions) related so that they cannot both be true at once, although they may both be false together Compare subcontrary contradictory

"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. the exact opposite (esp in the phrase to the contrary )

  2. quite the reverse; not at all

  3. either of two exactly opposite objects, facts, or qualities

  4. logic a statement that cannot be true when a given statement is true

"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

adverb

  1. in an opposite or unexpected way

    contrary to usual belief

  2. in conflict (with) or contravention (of)

    contrary to nature

"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
contrary More Idioms  

Related Words

See opposite. Contrary, adverse both describe something that opposes. Contrary conveys an idea of something impersonal and objective whose opposition happens to be unfavorable: contrary winds. Adverse suggests something more personally unfriendly or even hostile; it emphasizes the idea of the resulting misfortune to that which is opposed: The judge rendered a decision adverse to the defendant.

Other Word Forms

Etymology

Origin of contrary

First recorded in 1200–50; Middle English contrarie, from Anglo-French, from Latin contrārius; equivalent to contra 1 + -ary

Explanation

Use contrary when two things are exactly opposite or entirely different. If something is contrary to something else, it is opposed to or against it. A contrary child is one who opposes people in authority. As a noun, the contrary means the opposite, as in "We will not give up; on the contrary, we will fight with all our power." The adjective contrary derives from Latin contrarius ("opposite, opposed") from contra ("against").

Keep Reading on Vocabulary.com

Vocabulary lists containing contrary

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.

Contrary to Sen. O’Scanlon’s remarks, the state has rich soccer heritage.

From The Wall Street Journal • May 17, 2026

Contrary to Russkaya Obshina's claims that it is not backed by major financiers, documents seen by BBC Eye suggest there are influential figures who have funded it via a number of charitable foundations.

From BBC • May 15, 2026

Contrary to the crusty, chaotic libertinism of their shows, the band is disarmingly sweet and funny in person despite being duly crude.

From Los Angeles Times • Apr. 15, 2026

Contrary to popular belief, space food isn’t just freeze-dried packages or long tubes of bland, colorless and soulless slop.

From Salon • Apr. 10, 2026

Contrary to all expectations, the code underlying our being is woefully inadequate.

From "Middlesex: A Novel" by Jeffrey Eugenides

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