We found 8 dictionaries that define the word radioactive dust:

General (7 matching dictionaries)

1. radioactive dust: Vocabulary.com
2. radioactive dust: Dictionary.com
3. Radioactive dust: Wikipedia, the Free Encyclopedia
4. radioactive dust: Rhymezone
5. radioactive dust: FreeDictionary.org
6. radioactive dust: Mnemonic Dictionary
7. radioactive dust: TheFreeDictionary.com

Computing (1 matching dictionary)

8. radioactive dust: Encyclopedia

(Note: See radioactive_dusts as well.)

Definitions from WordNet (radioactive dust) ▸ noun:  the radioactive particles that settle to the ground after a nuclear explosion ▸ Words similar to radioactive dust ▸ Usage examples for radioactive dust ▸ Idioms related to radioactive dust ▸ Wikipedia articles (New!) ▸ Words that often appear near radioactive dust ▸ Rhymes of radioactive dust ▸ Invented words related to radioactive dust