1.
Anti- is used to form adjectives and nouns that describe someone or something that is opposed to a particular system, practice, or group of people.
...~government demonstrations.
...~racist campaigners.
...~Fascists.
PREFIX
2.
Anti- is used to form adjectives and nouns that describe things that are intended to destroy something harmful or to prevent something from happening.
...~aircraft guns.
...~discrimination legislation.
...~inflammatory drugs.
PREFIX