1. a person who opposes the use or development of nuclear weapons or nuclear energy
Usage: informal; often used in political or environmental contexts

Examples

• The antinukers organized a protest outside the power plant.
• Many antinukers believe renewable energy is a safer alternative.
• The antinuker movement gained momentum after the accident.
• She became an antinuker after learning about radiation risks.
• Antinukers and nuclear engineers often debate energy policy.