We found 31 dictionaries that define the word calendula:

General (20 matching dictionaries)

1. calendula: Merriam-Webster
2. Calendula, calendula: Oxford Learner's Dictionaries
3. calendula: American Heritage Dictionary of the English Language
4. calendula: Collins English Dictionary
5. calendula: Vocabulary.com
6. Calendula, calendula: Wordnik
7. calendula: Cambridge Advanced Learner's Dictionary
8. calendula: Wiktionary
9. calendula: Webster's New World College Dictionary, 4th Ed.
10. calendula: The Wordsmyth English Dictionary-Thesaurus
11. calendula: Infoplease Dictionary
12. calendula: Dictionary.com
13. Calendula: Wikipedia, the Free Encyclopedia
14. Calendula: Online Plain Text English Dictionary
15. calendula: Webster's Revised Unabridged, 1913 Edition
16. calendula: Rhymezone
17. Calendula, calndula: AllWords.com Multi-Lingual Dictionary
18. calendula: FreeDictionary.org
19. calendula: Mnemonic Dictionary
20. calendula: TheFreeDictionary.com

Computing (1 matching dictionary)

21. calendula: Encyclopedia

Medicine (6 matching dictionaries)

22. calendula: Merriam-Webster Medical Dictionary
23. Dorland's Illustrated Medical Dictionary (No longer online)
24. Medical Dictionary (No longer online)
25. Hepatitis C Information Central (No longer online)
26. Calendula: Glossary of Herbs, Botanicals and Other Products
27. calendula: Medical dictionary

Science (2 matching dictionaries)

28. Calendula: Botanical Name listing of Plants
29. Calendula: Dictionary of Horticultural Terms

Tech (2 matching dictionaries)

30. Beauty Glossary (No longer online)
31. Organic Salon Glossary (No longer online)

(Note: See calendulas as well.)

Definitions from Wiktionary (calendula) ▸ noun:  Any plant of the genus Calendula, with yellow or orange flowers, often called marigolds. Similar: marigold, pot marigold, marsh marigold, caltha, tagetes, fig marigold, calathea, desert marigold, corn marigold, bur marigold, more... Phrases: Calendula officinalis, regulus calendula, genus calendula, more... Adjectives: regulus, yellow, common, cryptostemma, crowned, round, shine, little ▸ Words similar to calendula ▸ Usage examples for calendula ▸ Idioms related to calendula ▸ Wikipedia articles (New!) ▸ Popular adjectives describing calendula ▸ Words that often appear near calendula ▸ Rhymes of calendula ▸ Invented words related to calendula