We found 17 dictionaries that define the word blue whale:

General (14 matching dictionaries)

1. blue whale: Merriam-Webster
2. blue whale: Oxford Learner's Dictionaries
3. blue whale: American Heritage Dictionary of the English Language
4. blue whale: Collins English Dictionary
5. blue whale: Vocabulary.com
6. blue whale: Wiktionary
7. blue whale: The Wordsmyth English Dictionary-Thesaurus
8. blue whale: Infoplease Dictionary
9. blue whale: Dictionary.com
10. Blue Whale (TV series), Blue Whale (game), Blue Whale (series), Blue Whale, Blue whale (disambiguation), Blue whale, The Blue Whale: Wikipedia, the Free Encyclopedia
11. blue whale: Rhymezone
12. blue whale: FreeDictionary.org
13. blue whale: Mnemonic Dictionary
14. blue whale: TheFreeDictionary.com

Computing (1 matching dictionary)

15. Blue whale (drink), blue whale: Encyclopedia

Medicine (1 matching dictionary)

16. Blue whale (drink): Medical dictionary

Slang (1 matching dictionary)

17. blue whale: Urban Dictionary

(Note: See blue_whales as well.)

Definitions from Wiktionary (blue whale) ▸ noun:  A whale (Balaenoptera musculus), blue in color and the largest known living animal. Similar: balaenoptera musculus, sulfur bottom, sperm whale, white whale, whale, megamammal, neobalaenid, baleen, landwhale, toothed whale, more... Types: Balaenoptermusculus, Balaenopterborealis, Balaenopterphysalus, Balaenopterom, more... Phrases: Blue Whale Challenge, Blue whale penis, Pygmy blue whale, Blue Whale of Catoosa, more... Adjectives: cetacean, brit, calver, smolt, delphinine, cod, salmon, sprag, shallow, leap, pinky ▸ Words similar to blue whale ▸ Usage examples for blue whale ▸ Idioms related to blue whale ▸ Wikipedia articles (New!) ▸ Words that often appear near blue whale ▸ Rhymes of blue whale ▸ Invented words related to blue whale