an·​ti | \ˈan-ˌtī, ˈan-tē \
plural antis

Definition of anti 

(Entry 1 of 4)

: one that is opposed The group was divided into pros and antis.



Definition of anti (Entry 2 of 4)

: opposed the anti group

Definition of anti (Entry 3 of 4)

: opposed to : against They were anti big corporations.


\ˌan-ˌtī, ˌan-tē also ˌan-tibefore consonsants\
variants: or ant- or anth-

Definition of anti- (Entry 4 of 4)

1a : of the same kind but situated opposite, exerting energy in the opposite direction, or pursuing an opposite policy anticlinal

b : one that is opposite in kind to anticlimax

2a : opposing or hostile to in opinion, sympathy, or practice anti-Semite

b : opposing in effect or activity antacid

3 : serving to prevent, cure, or alleviate antianxiety

4 : combating or defending against antiaircraft antimissile

5 : being or composed of antimatter antiproton antihydrogen

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Synonyms & Antonyms for anti

Synonyms: Preposition

against, agin [dialect], contra

Antonyms: Preposition

for, pro

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Examples of anti in a Sentence


if you ask me, she's anti anything that sounds like the least bit of fun

Recent Examples on the Web: Noun

Like Phillips, Stutzman had appealed a lower court's ruling that the state's anti-discrimination law required her to serve gay and straight couples equally. Richard Wolf, USA TODAY, "First cake, now flowers: Supreme Court gives florist who refused to serve gay wedding a new hearing," 25 June 2018 Additional amounts of magnesium, B-complex vitamins, B-12, biotin, glutathione, zinc and anti-nausea drug Zofran are also barreling through my bloodstream. Craig Hlavaty, Houston Chronicle, "Feeling the drip, drip, drip of the mobile IV craze," 13 June 2018 Share’s parents, who are Russian and Polish, fled brewing anti-Semitism in the 1920s., "From L.A. to N.Y., hundreds of thousands join nationwide rallies to protest Trump's immigration policies," 1 July 2018 Comcast had flirted with the idea of buying these same properties last year, but potential anti-trust issues stymied its effort. Laura Bradley, HWD, "What Disney and Comcast’s Battle Over Fox Means for Film and TV Fans," 14 June 2018 The dispute over what transpired next has turned into the latest standoff since Italy’s anti-migrant government took power last month. Washington Post, "World Digest: July 12, 2018," 12 July 2018 Mr Macron promised to unveil an anti-poverty programme in September, as part of a redesign of France’s welfare state for the 21st century. The Economist, "Emmanuel Macron’s popularity hits a new low," 12 July 2018 Listen, my family is in North Carolina, which has been the one state to successfully pass an anti-trans bathroom bill. Nina Metz,, "Why trans actors should be cast in trans roles," 12 July 2018 Republicans have been pushing an anti-Pelosi message in the 2018 midterms, an attempt to stave off a potential blue wave amid resistance to President Trump. Jason Williams,, "PX column: Aftab Pureval says he won't back Nancy Pelosi for Speaker if elected to Congress," 11 July 2018

Recent Examples on the Web: Adjective

He’s used harsh anti-LGBT rhetoric in the past and promised clampdowns against the gay community, including, in 2016, threatening to arrest people who were connected to gay men through social networks. Jen Kirby, Vox, "Tanzania’s anti-gay crackdown is sending people into hiding," 9 Nov. 2018 Following the sentencing of Larry Nassar, the new USA Gymnastics CEO stepped down after just five days on the job (and after gymnastics superstar Simone Biles called out her anti-Kaepernick Tweet). Deanna Pai, Glamour, "The International Gymnastics Federation Just Banned 'Heavy Makeup' From Competitions," 2 Nov. 2018 That certainly lines up with the ferocity of the protests against legislative efforts to repeal the A.C.A. in early 2017 — and with the comparison to the energy of anti-Obamacare forces in earlier years. Neil Irwin, New York Times, "Two Words That Could Shape the Politics of the Trade War: Loss Aversion," 13 July 2018 Arrivals to Europe have dropped sharply since last year, but the challenge of integrating the more than two million who reached the continent since 2015 has boosted anti-immigration parties and put liberal governments on the defensive. Andrea Thomas, WSJ, "European Governments Fail to Agree on Redistributing Migrants," 12 July 2018 The company says its dishes mean to be anti-inflammatory. Claire Atkinson, NBC News, "Oprah's getting into the restaurant business," 11 July 2018 The Marvel heroes were all really anti-heroes, full of angst, given to fighting each other, and often monstrous in form. Jeet Heer, The New Republic, "Steve Ditko, the co-creator of Spider-Man and Doctor Strange, is dead.," 7 July 2018 While Sam may still be anti-Ruth, the head of the network, Tom Grant, is not. Kathryn Lindsay,, "R29 Binge Club: Glow Season 2, Episodes 1-10," 29 June 2018 Royalists and anti-royalists alike were appalled at Trump’s disrespectful gesture. Meagan Fredette,, "Trump Ends Tumultuous U.K. Visit With A Breach In Royal Protocol," 14 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'anti.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of anti


1788, in the meaning defined above


1855, in the meaning defined above


1953, in the meaning defined above

History and Etymology for anti




see anti-


see anti-


anti- from Middle English, from Anglo-French & Latin; Anglo-French, from Latin, against, from Greek, from anti; ant- from Middle English, from Latin, against, from Greek, from anti; anth- from Latin, against, from Greek, from anti — more at ante-

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Statistics for anti

Last Updated

29 Oct 2018

Look-up Popularity

Time Traveler for anti

The first known use of anti was in 1788

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More Definitions for anti

English Language Learners Definition of anti

 (Entry 1 of 2)

: opposed to (something or someone)



English Language Learners Definition of anti- (Entry 2 of 2)

: opposite to something

: against someone or something

: acting to prevent something


\ˈan-ti, ˈan-ˌtī\
variants: or ant- \ ant \

Kids Definition of anti-

1 : opposite in kind, position, or action anticyclone

2 : hostile toward antisocial

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Comments on anti

What made you want to look up anti? Please tell us where you read or heard it (including the quote, if possible).


noxious or harmful

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