1. people who oppose the development, use, or proliferation of nuclear weapons or nuclear energy
Usage: plural form; informal; often used in political or activist contexts

Examples

• Antinukers gathered outside the power plant to protest its expansion.
• The antinukers argued that renewable energy was a safer alternative.
• Environmental groups and antinukers have long opposed weapons testing.
• Antinukers believe nuclear waste poses an unacceptable risk to future generations.
• The rally attracted thousands of antinukers from across the region.