We found 22 dictionaries that define the word conscientiousness:

General (19 matching dictionaries)

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

Business (1 matching dictionary)

18. conscientiousness: Legal dictionary

Medicine (1 matching dictionary)

19. conscientiousness: Medical dictionary

Religion (1 matching dictionary)

20. conscientiousness: Father Jeromes DICTIONARY of Words/Phrases Used in the QUFD Website

(Note: See conscientious as well.)

Definitions from Wiktionary (conscientiousness) ▸ noun:  The state or characteristic of being conscientious. Similar: painstakingness, hyperconscientiousness, nonconscientiousness, conscionableness, concernedness, overconscientiousness, civic-mindedness, carefulness, conservativeness, diligentness, more... Opposite: unconscientiousness, inconscientious Types: dutifulness, orderliness, self-discipline, deliberation, responsibility, prudence, perfectionism, more... Phrases: opposite of conscientiousness, more... Adjectives: great, extreme, scrupulous, same, over, morbid, utmost, strict, high, large, low Colors:     navy blue,     forest green,     burgundy,     deep teal,     maroon, more... ▸ Words similar to conscientiousness ▸ Usage examples for conscientiousness ▸ Idioms related to conscientiousness ▸ Wikipedia articles (New!) ▸ Popular adjectives describing conscientiousness ▸ Words that often appear near conscientiousness ▸ Rhymes of conscientiousness ▸ Invented words related to conscientiousness