We found 19 dictionaries that define the word arcana:

General (15 matching dictionaries)

1. arcana: Merriam-Webster
2. arcana: Oxford Learner's Dictionaries
3. arcana: American Heritage Dictionary of the English Language
4. arcana: Collins English Dictionary
5. arcana: Vocabulary.com
6. Arcana, arcana: Wordnik
7. arcana: Wiktionary
8. Arcana, arcana: Dictionary.com
9. Arcana (American band), Arcana (Swedish band), Arcana (album), Arcana (convention), Arcana (film), Arcana (jazz), Arcana (jazz band), Arcana (manga), Arcana (record label), Arcana (video game), Arcana: Wikipedia, the Free Encyclopedia
10. Arcana: Online Plain Text English Dictionary
11. Arcana: AllWords.com Multi-Lingual Dictionary
12. arcana: FreeDictionary.org
13. arcana: TheFreeDictionary.com

Business (1 matching dictionary)

14. arcana: Legal dictionary

Miscellaneous (1 matching dictionary)

15. arcana: Wordcraft Dictionary

Science (1 matching dictionary)

16. arcana: Dictionary of Botanical Epithets

Slang (1 matching dictionary)

17. Arcana: Urban Dictionary

(Note: See arcanum as well.)

Definitions from Wiktionary ( ) ▸ noun:  Specialized knowledge that is mysterious to the uninitiated. Similar: black magic, paragnosis, occult, divination, secret, mystery, magistery, claircognizance, sagecraft, wizardry, more... Opposite: exoteric Types: major arcana, minor arcana, fool's journey, court cards, reverse meanings, more... Phrases: major arcana, minor arcana, Unearthed Arcana, La storia della Arcana Famiglia, Nox Arcana, more... Adjectives: major, minor, such, many, heavenly, very, whole, divine, various, innumerable, sacred Colors:     indigo,     violet,     midnight blue,     crimson,     emerald, more... ▸ Words similar to arcana ▸ Usage examples for arcana ▸ Idioms related to arcana ▸ Wikipedia articles (New!) ▸ Popular adjectives describing arcana ▸ Words that often appear near arcana ▸ Rhymes of arcana ▸ Invented words related to arcana