We found 23 dictionaries that define the word mountain lion:

General (19 matching dictionaries)

1. mountain lion: Longman Dictionary of Contemporary English
2. mountain lion: Merriam-Webster
3. mountain lion: Oxford Learner's Dictionaries
4. mountain lion: American Heritage Dictionary of the English Language
5. mountain lion: Collins English Dictionary
6. mountain lion: Vocabulary.com
7. mountain-lion: Wordnik
8. mountain lion: Cambridge Advanced Learner's Dictionary
9. mountain-lion, mountain lion: Wiktionary
10. mountain lion: The Wordsmyth English Dictionary-Thesaurus
11. mountain lion: Infoplease Dictionary
12. mountain lion: Dictionary.com
13. Mountain Lion, Mountain lion (disambiguation), Mountain lion, The Mountain Lion: Wikipedia, the Free Encyclopedia
14. mountain lion: Rhymezone
15. mountain lion: FreeDictionary.org
16. mountain lion: Mnemonic Dictionary
17. mountain lion: TheFreeDictionary.com

Computing (1 matching dictionary)

18. mountain lion: Encyclopedia

Medicine (1 matching dictionary)

19. mountain lion: Medical dictionary

Miscellaneous (1 matching dictionary)

20. Brilliant Dream Dictionary (No longer online)

Slang (1 matching dictionary)

21. mountain lion: Urban Dictionary

(Note: See mountain_lions as well.)

Definitions from Wiktionary (mountain lion) ▸ noun:  A cougar, Puma concolor. Similar: cougar, panther, puma, catamount, painter, felis concolor, mountain cat, American lion, mountain panther, mountain lioness, more... Types: puma, cougar, mountain cat, catamount, painter, panther, more... Phrases: OS X Mountain Lion, more... Adjectives: lion, pantherine, feline, wildcat, tigrish, cat, tortoiseshell, camel, leap, lyncean, ursine ▸ Words similar to mountain lion ▸ Usage examples for mountain lion ▸ Idioms related to mountain lion ▸ Wikipedia articles (New!) ▸ Words that often appear near mountain lion ▸ Rhymes of mountain lion ▸ Invented words related to mountain lion