We found 34 dictionaries that define the word radioisotope:

General (16 matching dictionaries)

1. radioisotope: Merriam-Webster
2. radioisotope: Oxford Learner's Dictionaries
3. radioisotope: American Heritage Dictionary of the English Language
4. radioisotope: Collins English Dictionary
5. radioisotope: Vocabulary.com
6. radioisotope: Wordnik
7. radioisotope: Wiktionary
8. radioisotope: Webster's New World College Dictionary, 4th Ed.
9. radioisotope: The Wordsmyth English Dictionary-Thesaurus
10. radioisotope: Infoplease Dictionary
11. radioisotope: Dictionary.com
12. Radioisotope: Wikipedia, the Free Encyclopedia
13. radioisotope: Rhymezone
14. radioisotope: FreeDictionary.org
15. radioisotope: Mnemonic Dictionary
16. radioisotope: TheFreeDictionary.com

Business (1 matching dictionary)

17. BusinessDictionary.com (No longer online)

Computing (1 matching dictionary)

18. radioisotope: Encyclopedia

Medicine (11 matching dictionaries)

19. radioisotope: Merriam-Webster Medical Dictionary
20. Dorland's Illustrated Medical Dictionary (No longer online)
21. Radioisotope: MedTerms.com Medical Dictionary
22. online medical dictionary (No longer online)
23. radioisotope: Prostate Cancer Interactive Glossary
24. Radioisotope: Breast Cancer Glossary of Medical Terms
25. Neurotrauma Glossary (No longer online)
26. radioisotope: Dictionary of Cancer Terms
27. radioisotope: Medical dictionary
28. Radioisotope: Drug Medical Dictionary
29. Hyperdictionary (No longer online)

Science (3 matching dictionaries)

30. Radioisotope: Eric Weisstein's World of Physics
31. On-Line Biology Book: GLOSSARY (No longer online)
32. Radioisotope (Radionuclide): NRC Glossary of Nuclear Terms --

Slang (1 matching dictionary)

33. radioisotope: Urban Dictionary

Tech (1 matching dictionary)

34. radioisotopes as well.)
    
    

Definitions from Wiktionary (radioisotope) ▸ noun:  (physics) a radioactive isotope of an element Similar: radioelement, radionuclide, radiophysics, isotope, nuclear isomer, radiothorium, isomer, monoisotope, radioactive decay, isotopometry, more... Opposite: stable isotope, inert isotope Phrases: radioisotope scanning, radioisotope dating, Radioisotope renography, parent radioisotope, radioisotope organ scanning, more... Adjectives: particular, lived, emitting, suitable, same, artificial, specific, first, appropriate, single, only Colors:     neon yellow,     cobalt blue, more... ▸ Words similar to radioisotope ▸ Usage examples for radioisotope ▸ Idioms related to radioisotope ▸ Wikipedia articles (New!) ▸ Popular adjectives describing radioisotope ▸ Words that often appear near radioisotope ▸ Rhymes of radioisotope ▸ Invented words related to radioisotope