We found 24 dictionaries that define the word dimness:

General (18 matching dictionaries)

1. dimness: Merriam-Webster
2. dimness: Oxford Learner's Dictionaries
3. dimness: Collins English Dictionary
4. dimness: Vocabulary.com
5. Dimness, dimness: Wordnik
6. dimness: Cambridge Advanced Learner's Dictionary
7. dimness: Wiktionary
8. Dimness, dimness: Dictionary.com
9. Dimness: Online Plain Text English Dictionary
10. dimness: Webster's Revised Unabridged, 1913 Edition
11. dimness: Rhymezone
12. dimness: Webster's 1828 Dictionary
13. dimness: FreeDictionary.org
14. dimness: Mnemonic Dictionary
15. dimness: TheFreeDictionary.com
16. Dimness: AllWords.com Multi-Lingual Dictionary

Business (1 matching dictionary)

17. dimness: Legal dictionary

Computing (1 matching dictionary)

18. dimness: Encyclopedia

Medicine (2 matching dictionaries)

19. online medical dictionary (No longer online)
20. dimness: Medical dictionary

Miscellaneous (1 matching dictionary)

21. dimness: Idioms

Slang (1 matching dictionary)

22. dimness: Urban Dictionary

(Note: See dim as well.)

Definitions from Wiktionary (dimness) ▸ noun:  The state of being dim, poorly illuminated, almost dark. Similar: duskiness, faintness, subduedness, dismalness, darkishness, darkness, dismality, semidarkness, diminutiveness, dimwittedness, more... Opposite: brightness, luminosity, radiance, brilliance Types: faintness, obscurity, murkiness, haziness, gloominess, shadowiness, duskiness, opacity, more... Phrases: dimness of sight, more... Adjectives: cool, sudden, certain, comparative, green, shadowy, twilight, general, slight, gray, blue ▸ Words similar to dimness ▸ Usage examples for dimness ▸ Idioms related to dimness ▸ Wikipedia articles (New!) ▸ Popular adjectives describing dimness ▸ Words that often appear near dimness ▸ Rhymes of dimness ▸ Invented words related to dimness