Noun

1. A device containing conventional explosives and radioactive material, designed to spread radiation over a wide area.
2. A nuclear bomb that spreads radiation over a wide area due to inefficiency or design.

Synonyms

• (device containing conventional explosives and radioactive material): Radiological Dispersal Device, RDD, radiological bomb
• (nuclear bomb that speads radiation over a wide area due to inefficiency or design): cobalt bomb, salted bomb

Antonyms

• (nuclear bomb that speads radiation over a wide area due to inefficiency or design): clean bomb

Hypernyms

• (nuclear bomb that speads radiation over a wide area due to inefficiency or design): nuclear bomb