We found 15 dictionaries that define the word crotal:

General (12 matching dictionaries)

1. crotal: Merriam-Webster
2. crotal: Oxford Learner's Dictionaries
3. crotal: Collins English Dictionary
4. crotal: Vocabulary.com
5. crotal: Wordnik
6. crotal: Dictionary.com
7. Crotal: Wikipedia, the Free Encyclopedia
8. crotal: Rhymezone
9. crotal: FreeDictionary.org
10. crotal: The Phrontistery - A Dictionary of Obscure Words
11. crotal: Mnemonic Dictionary
12. crotal: TheFreeDictionary.com

Art (1 matching dictionary)

13. Virginia Tech Multimedia Music Dictionary (No longer online)

Science (2 matching dictionaries)

14. Archaeology Wordsmith (No longer online)
15. Glossary of Roots of Botanical Names (No longer online)

(Note: See crotals as well.)

Definitions from WordNet (crotal) ▸ noun:  any of several lichens of the genus Parmelia from which reddish brown or purple dyes are made Phrases: Crotal bell, more... ▸ Words similar to crotal ▸ Usage examples for crotal ▸ Idioms related to crotal ▸ Wikipedia articles (New!) ▸ Popular adjectives describing crotal ▸ Words that often appear near crotal ▸ Rhymes of crotal ▸ Invented words related to crotal