We found 18 dictionaries that define the word tones:

General (11 matching dictionaries)

1. tones: Merriam-Webster
2. tones: Collins English Dictionary
3. tones: Vocabulary.com
4. Tone's, Tones, tone's, tones: Wordnik
5. tones: Cambridge Advanced Learner's Dictionary
6. tones: Wiktionary
7. tones: Dictionary.com
8. tones: Cambridge Essential American English Dictionary
9. Tones (album), Tones: Wikipedia, the Free Encyclopedia
10. Tones: Rhymezone
11. tones: TheFreeDictionary.com

Business (1 matching dictionary)

12. tones: Legal dictionary

Computing (1 matching dictionary)

13. tones: Encyclopedia

Medicine (2 matching dictionaries)

14. tones: Merriam-Webster Medical Dictionary
15. tones: Medical dictionary

Miscellaneous (2 matching dictionaries)

16. Encyclopedia of Graphic Symbols (No longer online)
17. tones: Idioms

Slang (1 matching dictionary)

18. Tones: Urban Dictionary

(Note: See tone as well.)

Definitions from Wikipedia (Tones) ▸ noun:  the first studio album by guitarist Eric Johnson, released in 1986 through Reprise Records; a remastered edition was reissued on February 23, 2010 through Wounded Bird Records. Opposite: silence, noiselessness, quietness, stillness, muteness Types: major, minor, augmented, diminished, dominant seventh, major seventh, minor seventh, more... Phrases: pure tones, earth tones, ringing tones, passing tones, combination tones, more... Adjectives: low, pure, different, deep, high, musical, soft, hushed, clear, loud, half ▸ Words similar to tones ▸ Usage examples for tones ▸ Idioms related to tones ▸ Wikipedia articles (New!) ▸ Popular adjectives describing tones ▸ Words that often appear near tones ▸ Rhymes of tones ▸ Invented words related to tones