From Longman Dictionary of Contemporary Englishradioactive wasteˌradioactive ˈwaste noun [uncountable] TPSGPharmful radioactive substances that remain after energy has been produced in a nuclear reactor SYN nuclear waste
Examples from the Corpus
radioactive waste• The issue of dumping radioactive waste overshadowed the final phase of the negotiations and nearly caused them to break down.• Sites are being selected for final disposal of radioactive waste.• Both radioactive fission products and induced radioactivity in structural materials contribute to the problem of radioactive waste.• Agreement was only reached following a fierce debate over the question of radioactive waste.• The other half percent is made up of radioactive waste.• Around half the country's radioactive waste is stored there. 