We found 29 dictionaries that define the word monotonous:

General (25 matching dictionaries)

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

Art (1 matching dictionary)

24. monotonous: ArtLex Lexicon of Visual Art Terminology

Business (1 matching dictionary)

25. monotonous: Legal dictionary

Computing (1 matching dictionary)

26. monotonous: Encyclopedia

Slang (1 matching dictionary)

27. Monotonous: Urban Dictionary

(Note: See monotonously as well.)

Definitions from Wiktionary ( ) ▸ adjective:  Having an unvarying pitch or tone. ▸ adjective:  Tedious, repetitious, or lacking in variety. Similar: monotone, monotonic, humdrum, unmusical, dull, unmelodious, unmelodic, level, unvarying, unvaried, more... Opposite: varied, diverse, exciting, interesting, stimulating Types: monotone, monotonously, monotony, monotonic, monotonousness, more... Phrases: monotonous routines, do a monotonous job, monotonous routine, monotonous religious music, opposite of monotonous, more... Colors:     gray,     beige,     taupe,     olive,     khaki, more... ▸ Words similar to monotonous ▸ Usage examples for monotonous ▸ Idioms related to monotonous ▸ Wikipedia articles (New!) ▸ Popular nouns described by monotonous ▸ Words that often appear near monotonous ▸ Rhymes of monotonous ▸ Invented words related to monotonous