anti-

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Etymology

From Ancient Greek ἀντι-.

Pronunciation

• (British) IPA: /ˈænˌti/, /ˈæn.tɪ/
• (America) IPA: /ˈæn.ti/, /ˈænˌtaɪ/, /ˈæn.tə/

Prefix

1. Against, opposed to.

   Synonyms: counter-

   Antonyms: pro-

   anti- + abortion → antiabortion

   anti- + racism → antiracism

2. Counteracting, neutralizing.

   Synonyms: counter-

   anti- + aircraft → antiaircraft

   anti- + freeze → antifreeze

   anti- + bacterial → antibacterial

3. The opposite of what is typically expected.

   anti- + hero → antihero

   anti- + climax → anticlimax

   anti- + chess → antichess

4. Physically opposite, reverse in position or direction.

   anti- + clockwise → anticlockwise

   anti- + Arctic → Antarctic

5. A rival or counterpart to.

   anti- + pope → antipope

   anti- + Christ → Antichrist

6. (particle physics) Composed of antimatter.

   anti- + electron → antielectron

   anti- + galaxy → antigalaxy

7. (immunology) Reacting with immunoglobins found in the specified animal.

   anti- + rabbit → antirabbit

   anti- + horse → antihorse

Translations

• French: anti-
• German: gegen, anti-
• Italian: anti-
• Portuguese: anti-
• Russian: противо-
• Spanish: anti-, contra-

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