We found 30 dictionaries that define the word cerulean:

General (23 matching dictionaries)

1. cerulean: Merriam-Webster
2. cerulean: Oxford Learner's Dictionaries
3. cerulean: American Heritage Dictionary of the English Language
4. cerulean: Collins English Dictionary
5. cerulean: Vocabulary.com
6. Cerulean, cerulean: Wordnik
7. cerulean: Wiktionary
8. cerulean: Webster's New World College Dictionary, 4th Ed.
9. cerulean: The Wordsmyth English Dictionary-Thesaurus
10. cerulean: Infoplease Dictionary
11. Cerulean, cerulean: Dictionary.com
12. cerulean: Online Etymology Dictionary
13. Cerulean (album), Cerulean (disambiguation), Cerulean: Wikipedia, the Free Encyclopedia
14. Cerulean: Online Plain Text English Dictionary
15. cerulean: Webster's Revised Unabridged, 1913 Edition
16. cerulean: Rhymezone
17. Cerulean: AllWords.com Multi-Lingual Dictionary
18. cerulean: Webster's 1828 Dictionary
19. cerulean: FreeDictionary.org
20. cerulean: The Phrontistery - A Dictionary of Obscure Words
21. cerulean: Mnemonic Dictionary
22. cerulean: TheFreeDictionary.com
23. cerulean: Longman Dictionary of Contemporary English

Computing (1 matching dictionary)

24. cerulean: Encyclopedia

Medicine (2 matching dictionaries)

25. online medical dictionary (No longer online)
26. cerulean: Medical dictionary

Miscellaneous (2 matching dictionaries)

27. cerulean: A Word A Day
28. cerulean: Wordcraft Dictionary

Slang (2 matching dictionaries)

29. cerulean: Green’s Dictionary of Slang
30. cerulean: Urban Dictionary

(Note: See ceruleans as well.)

Definitions from Wiktionary (cerulean) ▸ noun:  (countable and uncountable) A greenish-blue color. ▸ noun:  (countable) Any of various lycaenid butterflies of the genus Jamides. ▸ adjective:  Sky-blue. Similar: lazuline, azure, sky-blue, sapphire, colored, chromatic, bright blue, coeline, coelin, cuke, more... Opposite: azure Types: ultramarine, turquoise, azure, baby blue, powder blue, sky blue, navy blue, more... Phrases: cerulean blue, Cerulean warbler, cerulean blues, pro ana cerulean butterfly, pale cerulean, more... Adjectives: deep, pure, blue, bright, clear, light, pale, faint, vast, male, aureate Colors:     sky blue,     azure,     teal,     turquoise,     aquamarine, more... ▸ Word origin ▸ Words similar to cerulean ▸ Usage examples for cerulean ▸ Idioms related to cerulean ▸ Wikipedia articles (New!) ▸ Popular adjectives describing cerulean ▸ Popular nouns described by cerulean ▸ Words that often appear near cerulean ▸ Rhymes of cerulean ▸ Invented words related to cerulean