We found 18 dictionaries that define the word thankfulness:

General (15 matching dictionaries)

1. thankfulness: Merriam-Webster
2. thankfulness: Oxford Learner's Dictionaries
3. thankfulness: Collins English Dictionary
4. thankfulness: Vocabulary.com
5. Thankfulness, thankfulness: Wordnik
6. thankfulness: Cambridge Advanced Learner's Dictionary
7. thankfulness: Wiktionary
8. thankfulness: Dictionary.com
9. thankfulness: Rhymezone
10. thankfulness: Webster's 1828 Dictionary
11. thankfulness: FreeDictionary.org
12. thankfulness: Mnemonic Dictionary
13. thankfulness: TheFreeDictionary.com

Business (1 matching dictionary)

14. thankfulness: Legal dictionary

Computing (1 matching dictionary)

15. thankfulness: Encyclopedia

Miscellaneous (1 matching dictionary)

16. thankfulness: Idioms

(Note: See thankful as well.)

Definitions from Wiktionary (thankfulness) ▸ noun:  The state of being thankful. Similar: gratefulness, appreciativeness, gratitude, unthankfulness, thankworthiness, ungratefulness, gladfulness, graciousness, kindness, dankness, more... Opposite: ingratitude, ungratefulness Types: gratitude, appreciation, more... Adjectives: great, deepest, much, humble, devout, sincere, profound, true, heartfelt, religious, reverent ▸ Words similar to thankfulness ▸ Usage examples for thankfulness ▸ Idioms related to thankfulness ▸ Wikipedia articles (New!) ▸ Popular adjectives describing thankfulness ▸ Words that often appear near thankfulness ▸ Rhymes of thankfulness ▸ Invented words related to thankfulness