We found 26 dictionaries that define the word astatine:

General (16 matching dictionaries)

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

Business (1 matching dictionary)

17. astatine: Financial dictionary

Computing (1 matching dictionary)

18. astatine: Encyclopedia

Medicine (5 matching dictionaries)

19. astatine: Merriam-Webster Medical Dictionary
20. Dorland's Illustrated Medical Dictionary (No longer online)
21. Medical Dictionary (No longer online)
22. online medical dictionary (No longer online)
23. astatine: Medical dictionary

Science (2 matching dictionaries)

24. Astatine: Extragalactic Astronomy
25. astatine: WebElements Periodic Table of the Elements

Slang (1 matching dictionary)

26. astatine: Urban Dictionary

(Note: See astatines as well.)

Definitions from Wiktionary (astatine) ▸ noun:  A highly radioactive chemical element (symbol At), one of the halogens, with atomic number 85. Similar: at, atomic number 85, astatate, helvetium, anglohelvetium, actinium, alabamine, arsenic, stannate, strontium, more... Opposite: astatine is element ▸ Words similar to astatine ▸ Usage examples for astatine ▸ Idioms related to astatine ▸ Wikipedia articles (New!) ▸ Popular adjectives describing astatine ▸ Words that often appear near astatine ▸ Rhymes of astatine ▸ Invented words related to astatine