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  • contra
    contra
    preposition
    against; in opposition or contrast to.
  • contra-
    contra-
    a prefix meaning “against,” “opposite,” “opposing”.
Synonyms

contra

1 American  
[kon-truh] / ˈkɒn trə /

preposition

  1. against; in opposition or contrast to.

    Consider the problems of the teenager contra those of the adult.


adverb

  1. contrariwise; on or to the contrary.

contra 2 American  
[kon-truh, kawn-trah] / ˈkɒn trə, ˈkɔn trɑ /

noun

contras plural
  1. (often initial capital letter) a member of a counterrevolutionary guerrilla group in Nicaragua.


contra- 3 American  
  1. a prefix meaning “against,” “opposite,” “opposing”.

    contradistinction, contraindicate.


contra- 4 American  
  1. a prefix meaning “pitched lower than” the voice or instrument specified by the following element.

    contralto, contrabassoon.


contra- British  

prefix

  1. against; contrary; opposing; contrasting

    contraceptive

    contradistinction

  2. (in music) pitched below

    contrabass

"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

Noun Inflected Forms

Etymology

Origin of contra1

1350–1400; Middle English < Latin contrā

Origin of contra2

First recorded in 1980–85; from Central American Spanish, shortening of contrarrevolucionario “counterrevolutionary”

Origin of contra-3

< Late Latin, Latin, prefixal use of adverb and preposition contrā

Origin of contra-4

< Italian < Latin; see contra- 1 ( def. ), counterpoint

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:

In fact, the author argues that, contra the “biological essentialist” view that says women are made for child care and men for professional work, the sexes are actually more similar than they are different.

From The Wall Street Journal Jul. 8, 2026

Giraffes, contra Lamarck, didn’t reach for high leaves, develop long necks and then pass those necks on to their descendants.

From The Wall Street Journal Mar. 20, 2026

The octave below contra can be labelled CCC or Co; higher octaves can be labelled with higher numbers or more lines.

From "Understanding Basic Music Theory" by Catherine Schmidt-Jones and Russel Jones

I would not have written this book if I did not believe, contra Wilde, that many principles of style really can be taught.

From "The Sense of Style" by Steven Pinker

Contracted; Contraction. contr. bon. mor., contra bonos mores=Contrary to good manners.

From Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) by Various

Just days before the scheduled start of Gates' hearings, Alan Fiers, a former top CIA official, pleaded guilty to withholding information from Congress about his own knowledge of the contra- supply operation.

From Time Magazine Archive

This week the congressional committee will hear from Albert Hakim, an Iranian-born businessman who worked on both the Iran arms deal and the contra- arms network.

From Time Magazine Archive

From the National Security Agency he obtained top-secret encryption devices to create a secure communications link to the private operators in his contra- supply operation.

From Time Magazine Archive

Although the NSC directed the contra- resupply network, Poindexter told Congress that his agency was adhering to the letter and spirit of the law.

From Time Magazine Archive

Immortal memory 407:21 If delusion says, "I have lost my memory," contra-         dict it.

From Science and Health, with Key to the Scriptures by Eddy, Mary Baker

Mr. McFarlane, in interviews and in his memoirs, depicted the president as sometimes confused or vague about the details of what was happening with Iran and the contras.

From New York Times May 13, 2022

In a 1991 book, “Panama: The Whole Story,” he described Noriega’s long-standing ties to U.S. intelligence agencies, which sought his help in arming the contras, a counterrevolutionary force in Nicaragua.

From Washington Post Nov. 6, 2021

That stirred complaints from two AP Washington reporters who later said they felt Lewis held them back on their early reporting on North’s shadowy contacts with Nicaraguan contras.

From Seattle Times Mar. 21, 2021

The contras died down for most of the past two decades, but are rumoured to be making a comeback amid growing frustration with Ortega’s increasingly authoritarian rule.

From The Guardian Sep. 25, 2016

Somoza was long gone, the contras were nothing but a memory.

From "The Book of Unknown Americans" by Cristina Henríquez

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